EEPROM cell with integral select transistor
An electrically programmable and electrically erasable memory cell formed in a silicon body is described. The cell includes a first and second spaced-apart regions of a first conductivity type which d... Read More
Inventors: Tam, Simon M.;, Assignee: Intel Corporation (Santa Clara, CA) |
Method of making an E.sup.2 PROM cell with improved tunneling properties having two implant stages
The present invention is directed to a semiconductor memory device and a method for fabricating a semiconductor memory device, in particular an E.sup.2 PROM, having an improved tunnel area wherein ele... Read More
Inventors: Chang, Kuang-Yeh; Nariani, Subhash R.;, Assignee: VLSI Technology, Inc. (San Jose, CA) |
Short channel MOS devices and the method of manufacturing same
What I claim is: 1. In an improved semiconductor device having a body of semiconductor material of a first conductivity type; first and second regions of an opposite conductivity type sharing a common... Read More
Inventors: Ipri, Alfred C.;, Assignee: RCA Corporation (New York, NY) |
Integrated CMOS process with JFET
We claim: 1. In a CMOS integrated circuit wafer treatment process, the additional steps for creating a JFET comprising: starting with a semiconductor wafer of a first conductivity type; establishing a... Read More
Inventors: Khadder, Wadie N.; Wang, Jia-Tarng; Solomon, James E.;, Assignee: National Semiconductor Corporation (Santa Clara, CA) |
Vertical MOSFET having a proof structure against puncture due to breakdown
An object of the present invention is to provide a vertical MOSFET in which the breakdown current caused by a surge or the like does not converge to a limited part within the device but flows through ... Read More
Inventors: Mihara, Teruyoshi;, Assignee: Nissan Motor Co., Ltd. (Kanagawa, JP) |
Semiconductor memory device
In view of the foregoing, an object of the present invention is to provide a semiconductor memory device which is improved in the arrangement of the memory cells, in electrical connection structure an... Read More
Inventors: Yoneda, Masahiro;, Assignee: Mitsubishi Denki Kabushiki Kaisha (Tokyo, JP) |
Electrochemical gauge for oxygen having an internal reference and solid electrolyte
However, it has now been established that it is possible to overcome, at least to a large extent, the disadvantages of such known gauges by using as the internal reference a new redox couple of the me... Read More
Inventors: Henault, Marc; Vitter, Gerard;, Assignee: Agence Nationale de Valorisation de la Recherche (ANVAR) (Neuilly sur Seine, FR) |
Metallic modified material of intermetallic compound and a process for the production of the same
OF THE INVENTION In accordance with the present invention, there is provided a metallic modified material (metallic modifications) of intermetallic compound, which has the same composition as an inte... Read More
Inventors: Minomura, Shigeru;, Assignee: |
Double photoelectrochemical cell for conversion of solar energy to electricity
According to one aspect of the invention, there is provided a device for converting electromagnetic radiation, preferably sunlight, directly to electricity. It includes a first semiconductor having a ... Read More
Inventors: Skotheim, Terje;, Assignee: |
Ion exchange membrane cell and electrolysis with use thereof
OF THE PREFERRED EMBODIMENTS The gas and liquid permeable porous layer provided on the cation exchange membrane according to the present invention is formed preferably by bonding particles onto the m... Read More
Inventors: Oda, Yoshio; Morimoto, Takeshi; Suzuki, Kohji;, Assignee: Asahi Glass Company, Ltd. (Tokyo, JP) |
Incubator and analyzer with improved cap raising means
I have devised an incubator that solves the above-noted space problems and complexities of the prior art incubators. More specifically, there is provided an incubator for test elements containing a li... Read More
Inventors: Porte, Johannes J.;, Assignee: Eastman Kodak Company (Rochester, NY) |
Thin film electrochemical electrode and cell
What I claim is: 1. An electro-chemical cell comprising: a. a conducting substrate having a first face having a first thin film insulating layer thereon, b. said first insulating layer having a plural... Read More
Inventors: Butler, James Francis;, Assignee: |
Ion selective electrodes
The invention is applicable to ion selective electrodes other than potassium electrodes, and it is applicable to sensors in a wide range of physical sizes and shapes. However, the invention solves wh... Read More
Inventors: Kater, John A. R.;, Assignee: |
Potassium ion-selective electrode
OF THE INVENTION The dry-operative potassium ion-selective electrode comprises: (a) a metal/metal salt reference electrode; (b) the electrolyte layer; and (c) a potassium ion-selective membrane. The ... Read More
Inventors: Stare, Daniel R.;, Assignee: Eastman Kodak Company (Rochester, NY) |
Device for determining ionic analyte activity
OF THE INVENTION Although the invention as described hereinafter is directed to a device for potentiometrically determining ion activity through the use of ion-selective electrodes, such device can a... Read More
Inventors: Pierson, Charles W.;, Assignee: Eastman Kodak Company (Rochester, NY) |
Membrane for an electrochemical measuring electrode device
We claim: 1. A membrane for an electrochemical measuring electrode device for polarographically measuring the partial pressure of oxygen in a medium, said membrane being a foil-shaped plastic material... Read More
Inventors: Christiansen, Torben F.; Kokholm, Finn;, Assignee: Radiometer A/S (Copenhagen, DK) |
Cathodic protection anode and systems
A continuous length anode is formed of relatively small valve metal wire having a electrocatalytic coating braided into a highly flexible ribbon. The wire may be copper cored. The valve metal is prefe... Read More
Inventors: Gossett, Robert M.; Baach, Michael K.; Dong, Dennis F.; Loftfield, Richard E.;, Assignee: Corrpro Companies, Inc. (Medina, OH) |
FET type sensor and a method for driving the same
The FET type sensor of this invention which overcomes the above-discussed and numerous other disadvantages and deficiencies of the prior art, comprises a field effect transistor device incorporated wi... Read More
Inventors: Watanabe, Masanori; Hijikigawa, Masaya;, Assignee: Sharp Kabushiki Kaisha (Osaka, JP) |
Sensor
The sensor of this invention which overcomes the above-discussed disadvantages and other numerous drawbacks and defficiencies of the prior art, has an electrode structure which comprises a lamination ... Read More
Inventors: Tanaka, Junichi; Hijikigawa, Masaya;, Assignee: Sharp Kabushiki Kaisha (Osaka, JP) |
Flammable-gas sensor
In order to accomplish the objects stated above, according to one embodiment of the present invention, there is provided a flammable-gas sensor which comprises an insulating substrate 1, a working ele... Read More
Inventors: Nagata, Yasuhiro; Sato, Satoru; Furuya, Kiyoshi;, Assignee: Daikin Industries, Ltd. (Osaka, JP) |
Specimen transporting and processing system
The present invention is an improvement over prior art devices, and relates to a specimen transporting and processing system which provides ease of collection and processing. The system comprises a tu... Read More
Inventors: McDonough, David; Ratajczak, Janet; Ponsi, Lawrence G.; Newton, John J.;, Assignee: Sage Products, Inc. (Crystal Lake, IL) |
Complementary field effect transistor and method of forming the same
In order to achieve the above-specified object, according to the present invention, there is provided a complementary field effect transistor which includes an insulating substrate having a gate elect... Read More
Inventors: Nishiura, Masaharu;, Assignee: Fuji Electric Co., Ltd. (Kawasaki, JP) |
Antenna structure for collection and detection of radiation
What is claimed is: 1. A hand held mechanical antenna structure collecting radiation for detection, having in combination an elongated housing having open upper and lower ends, a cone shaped antenna m... Read More
Inventors: Toftness, Irwing N.;, Assignee: Toftness Post-Graduate School of Chiropratic Inc. (Cumberland, WI) |
Immunoassay for antigens
What is claimed is: 1. A method for the immunochemical determination of at least one antigen in a liquid sample comprising: contacting said liquid sample simultaneously with (a) a predetermined quanti... Read More
Inventors: Oliveira, Robert J.; Silver, Spencer F.;, Assignee: Minnesota Mining and Manufacturing Company (Saint Paul, MN) |
Sheetlike object such as microscope slide
OF THE INVENTION A first embodiment of slide pair assembly is shown in FIGS. 1A, 1B and 1C. Referring to FIG. 1A, the sample-bearing microscopic slide 10 has a sample-bearing front surface 12, a firs... Read More
Inventors: Brigati, David J.;, Assignee: Fisher Scientific Company (Pittsburgh, PA) |
Immobilization of active protein by cross-linking to inactive protein
The invention has two major inseparable aspects. One concerns novel immobilized active protein, and the other concerns processes for producing the novel immobilized active protein. The product, i.e. t... Read More
Inventors: Avrameas, Stratis; Broun, Georges; Selegny, Eric; Thomas, Daniel;, Assignee: Agence Nationale de Valorisation de la Recherche (ANVAR) (Neuilly-sur-Seine, FR) |
Yeast strains producing cellulolytic enzymes and methods and means for constructing them
In accordance with this invention described are yeast strains capable of producing cellulolytic enzymes, methods for construction of these strains, recombinant DNA vectors needed in the construction o... Read More
Inventors: Knowles, Jonathan; Penttila, Merja; Teeri, Tuula; Nevalainen, Helena; Salovuori, Irma; Lehtovaara-Helenius, Paivi;, Assignee: Oy Alko AB (Helsinki, FI) |
Method of extracting antigens of bacteria
OF THE INVENTION Recent investigations have been pursued on the serotypes of Campylobacter specimens with autoclaved, boiled or formalized antigen preparations. There have been no investigations to d... Read More
Inventors: Slifkin, Malcolm;, Assignee: Allegheny-Singer Research Institute (Pittsburgh, PA) |
Method of and an apparatus for measuring ion concentrations in solutions
It is an object of the invention to provide a method and arrangement for measuring ion concentrations in solutions which are broadly independent of reference electrodes and standard solutions for cali... Read More
Inventors: Kuisl, Max; Klein, Manfred;, Assignee: Licentia Patent-Verwaltungs-G.m.b.H. (Frankfurt am Main, DE) |
Integrated circuit with channel length indicator
We have invented a technique whereby an integrated circuit chip includes test and reference transistors having differing channel lengths. A given absolute change in the channel lengths, as may be due ... Read More
Inventors: Carelli, John A.; Pedersen, Richard A.; Pritchett, Robert L.;, Assignee: American Telephone and Telegraph Co., AT&T Bell Laboratories (Murray Hill, NJ) |
Semiconductor manufacture 
