Nobuhiko Tsuji, Keijiroh Nakamura, Koichi Endoh, Toshiyoshi Hamada, Keiichi Ishida: Blood sugar analyzer having fixed enzyme membrane sensor. Fuji Electric Company, Brumbaugh Graves Donohue & Raymond, December 13, 1983: US04420564 (395 worldwide citation)

A blood sugar analyzing apparatus has a reaction cell which houses a fixed enzyme membrane sensor and a measuring electrode which receives a blood specimen which causes a chemical reaction between the blood specimen and said fixed enzyme membrane for measuring the blood sugar concentration in the sp ...

Larry L Felix: Apparatus for enabling concealing surveillance by use of a camera in a vehicle. Kolisch Hartwell & Dickinson, December 13, 1983: US04420238 (275 worldwide citation)

A system using a vehicle and a camera for effecting substantially undetected surveillance of a preselected target area includes a vehicle modified so that a wall portion thereof includes an opening simulated to appear as a side clearance light of the vehicle with the camera positioned internally of ...

Jacob Riseman, Paul J Tsang: Fabrication process of sub-micrometer channel length MOSFETs. International Business Machines Corporation, George O Saile, December 13, 1983: US04419809 (254 worldwide citation)

Methods for fabricating a semiconductor integrated circuit having a sub-micrometer gate length field effect transistor devices are described wherein a surface isolation pattern is formed in a semiconductor substrate which isolates regions of the semiconductor from one another. Certain of these semic ...

Albert P Novak: Device for the automatic editing, at the receiver, of unwanted program material from broadcast electrical signals. December 13, 1983: US04420769 (216 worldwide citation)

A device which monitors information contained in broadcast electrical signals and which, when attached to or combined with the circuitry of a television, radio or other receiver, will automatically prevent reception of unwanted material.

Soichi Takahashi, Susumu Kobayashi: Circuit arrangement for different color light emission. Victor Company of Japan, Lowe King Price & Becker, December 13, 1983: US04420711 (162 worldwide citation)

A circuit arrangement for different color light emission, comprises first series circuit of a first light-emitting element having a given color, a diode, and a resistor; and a second series circuit of a second light-emitting element having another color and a collector-emitter path of a transistor, ...

Michael Freeman: Interactive telephone answering system. Hubbell Cohen Stiefel & Gross, December 13, 1983: US04420656 (155 worldwide citation)

An interactive telephone answering system (20) connectable to a captured telephone line (26) is responsive to the detection (32, 34, 36, 38, 40, 42) of tones transmitted by the calling party from the keypad of a Touch-Tone phone for enabling caller selectable routing of an incoming call to a desired ...

Daniel N Campau: Iron-type golf clubs. Pepsico, December 13, 1983: US04420156 (145 worldwide citation)

A set of iron-type golf clubs is designed to have gear effect so that a golf ball which is hit off-center on the club is provided with a corrective spin which will tend to bring the ball back to the intended line of flight.

Kenji Toyoda, Takao Watanabe, Hideya Inoue, Atsumi Kasuya, Yutaka Ichihara, Akira Miyaji: Electronic photographic camera. Nippon Kogaku, Fitzpatrick Cella Harper & Scinto, December 13, 1983: US04420773 (143 worldwide citation)

An electronic photographic camera includes an imaging optical system operable to be focused to an object to be photographed, a solid state imaging sensing device including a plurality of light-receiving elements disposed in the imaging plane of the imaging optical system and capable of producing a c ...

Theodore Winkler, Frank J Reed: Document handling counting and examining device incorporating high speed rotary gating means. Brandt, Weinstein & Sutton, December 13, 1983: US04420153 (121 worldwide citation)

Document handling apparatus for determing the fitness of documents such as paper sheets, paper currency and the like and including a feed mechanism for feeding documents in a single file through an examining location. Documents pass through the examining location and are examined for relative limpne ...

Kenji Nakamura: Re-sealable dispenser-container. Austin R Miller, December 13, 1983: US04420080 (113 worldwide citation)

The present invention relates to a re-sealable dispenser-container and a process for producing the container. The dispenser-container comprises a main container body made of impervious material with at least one opening, a flap having a pressure-sensitive adhesive surface and fixed to the main body ...