1
Howard M Shepard, Edward D Barkan, Jerome Swartz: Narrow bodied, single- and twin-windowed portable laser scanning head for reading bar code symbols. Symbol Technologies, Kirschstein Kirschstein Ottinger & Israel, July 17, 1984: US04460120 (261 worldwide citation)

A narrow-bodied, single- and twin-windowed, hand-held, laser scanning head for reading bar code symbols includes at least one window mounted at the rear region of the head, and through which either the incident beam going to the symbol and/or the reflected beam returning from the symbol, passes unob ...


2
Veronique Pizon, Jean Christian Farcot: Coronary sinus retroperfusion apparatus for the treatment of myocardial ischemia. Young & Thompson, July 17, 1984: US04459977 (226 worldwide citation)

An apparatus for diastolic blood retroperfusion of the coronary sinus in synchronism with the heartbeat rate for the treatment of infarctions. A connecting tube between an artery and the coronary sinus is fitted with a balloon-type catheter. A pulsatile unit mounted on the tube is controlled by an e ...


3
Luther T Porter: Advancing heated annulus steam drive. Chevron Research Company, G W Wasson, L S Gruber, Edward J Keeling, July 17, 1984: US04460044 (209 worldwide citation)

A method is disclosed for producing viscous petroleum from subsurface deposits. The method employs a vertical well and a horizontal well through the petroleum deposit. A combination of injection procedures through the horizontal and vertical well heat the viscous petroleum in the annulus around the ...


4
James B Black: Marine propulsion system. Twin Disc Incorporated, James E Nilles, July 17, 1984: US04459873 (181 worldwide citation)

A propulsion transmission for a ship having a reversibly driven propeller shaft with a fixed pitch propeller and a torque converter of the single stage and fixed housing type for driving the propeller in the reverse direction. A planetary gear system is provided for driving the ship in a forward dir ...


5
Hiroshi Okubo: Identifying system. Omron Tateisielectronics Co, Cushman Darby and Cushman, July 17, 1984: US04461028 (171 worldwide citation)

A system for identifying a seal stamp comprises a memory having stored therein two impression reference patterns, namely an original reference pattern and a latest reference pattern, for the seal stamp. An impression pattern read by a reader is collated with the latest reference pattern, and when th ...


6
Louis A Errede, James D Stoesz, Jenny Upton: Water-swellable composite sheet of microfibers of PTFE and hydrophilic absorptive particles. Minnesota Mining and Manufacturing Company, Donald M Sell, James A Smith, Lorraine R Sherman, July 17, 1984: US04460642 (170 worldwide citation)

A composite sheet material is highly absorbent toward aqueous fluids including blood and exudate and comprises a polytetrafluoroethylene fibril matrix and hydrophilic absorptive particles enmeshed in the matrix. The composite sheet material is useful as a wound dressing, as a drying material for non ...


7
Lubin Gee, Pearl Cheng, Yogendra Bobra, Rustam Mehta: Intelligent electrically programmable and electrically erasable ROM. Intel Corporation, Blakely Sokoloff Taylor & Zafman, July 17, 1984: US04460982 (160 worldwide citation)

An E.sup.2 PROM is disclosed which provides automatic programming verification. Before data is written into the cells, the cells are automatically erased. The contents of the cells are checked to verify that erasing has been completed. If it has not, erasing is continued until the cells are erased. ...


8
Peter E Oettinger, Chunghsin Lee: Laser stimulated high current density photoelectron generator and method of manufacture. Thermo Electron Corporation, Herbert E Messenger, July 17, 1984: US04460831 (154 worldwide citation)

An electron beam generator particularly adapted for direct-write semiconductor lithography applications is disclosed which includes a photoemissive cathode, a modulable laser for illuminating the photoemissive cathode, and light optics to create an optical pattern on the cathode. The photoemissive c ...


9
Thomas J Sotolongo: Junction box for solar modules. AMP Incorporated, F Brice Faller, July 17, 1984: US04460232 (154 worldwide citation)

Junction box for connecting plug members to two discrete bus bars in a solar module comprises a dielectric housing which is mounted on the module over tabs connected to respective bus bars. Housing has a pair of integral dielectric receptacle members having terminal members therein having planar bla ...


10
Robert L Durham, Carl R Henderson, Richard C Allison II: Process for containment of liquids as solids or semisolids. Agritec, Fulbright & Jaworski, July 17, 1984: US04460292 (143 worldwide citation)

Disclosed is the containment or controlling of waste and hazardous liquids, drilling muds and chemicals in a semi-solid or solid form for removal, transportation and disposal or otherwise handling thereby avoiding the problems and reducing the expense in removing, transporting, disposing or otherwis ...