Alain F Carpentier, Ernest Lane: Supported bioprosthetic heart valve with compliant orifice ring. American Hospital Supply Corporation, Tilton Fallon Lungmus & Chestnut, August 15, 1978: US04106129 (568 worldwide citation)

A supported bioprosthetic heart valve in which the supporting stent is capable of annular deformation and also of limited perimetric expansion and contraction during heart operation. The stent includes a wire frame composed of a single flexible wire preformed to define inverted U-shaped commissure s ...

Masatoshi Yamada, Yujiro Oshima, Katsuhiko Hattori, Hideyuki Suzuki: Internal combustion engine with auxiliary combustion chamber. Kabushiki Kaisha Toyota Chuo Kenkyusho, Oblon Fisher Spivak McClelland & Maier, August 15, 1978: US04106446 (184 worldwide citation)

An internal combustion engine with an auxiliary combustion chamber is provided with a main combustion chamber for the combustion of an air-fuel mixture, an auxiliary combustion chamber communicating with the main combustion chamber through a passage, such that the ignition of an air-fuel mixture in ...

Richard Charles Oppenheim, Jennifer Joy Marty, Peter Speiser: Injectable compositions, nanoparticles useful therein, and process of manufacturing same. Pharmaceutical Society of Victoria, Cushman Darby & Cushman, August 15, 1978: US04107288 (182 worldwide citation)

Particles in the size range from about 10 to about 1000 nm, preferably less than about 500 nm, which comprise a crosslinked matrix of macromolecules of natural origin.

Hans Jurgen Bisping: Transvenously implantable lead. Medtronic, Lew Schwartz, Joseph F Breimayer, Harry W Barron, August 15, 1978: US04106512 (163 worldwide citation)

A body-implantable, intravascular lead affixed with a pin or pins at its proximal end adapted to be connected to a cardiac pacemaker pulse generator and with an electrode or electrodes at its distal end adapted to be securely and permanently attached to a body organ through endothelial tissue. An el ...

Roger D Percy, David C M Wilding, Sholly Kagan: Television viewer reaction determining system. R D Percy & Company, Benoit Law Corporation, August 15, 1978: US04107734 (157 worldwide citation)

A system for determining viewing habits of television viewers, or television viewer reaction, in a multi-channel television broadcast reception area includes a television broadcast display set. A remote control for the television set has a manually actuable device located at a distance from the tele ...

Richard R Rosenthal, Joseph French: Metering system for stimulating bronchial spasm. Richard R Rosenthal, Morris Liss, August 15, 1978: US04106503 (155 worldwide citation)

A system for administering a metered dose of nebulized antigen tests a patient's pulmonary response. The system includes a thermistor detector for sensing initiation of patient inhalation. A variable electronic timer meters the amount of nebulized antigen introduced to the patient. Safety switching ...

Earl A Cooper: Electrical connector and frequency shielding means therefor and method of making same. Automation, Thomas L Flattery, August 15, 1978: US04106839 (153 worldwide citation)

An electrical connector having a plug means with a plug shell and a receptacle means with a receptacle shell receivable within said plug shell in coaxial relation for interconnecting a plurality of electrical conductors; and an annular resilient member between said plug and receptacle shells for pro ...


Hugh F Frohbach: Television audience survey system providing feedback of cumulative survey results to individual television viewers. R D Percy & Company, Benoit Law Corporation, August 15, 1978: US04107735 (147 worldwide citation)

A video program is broadcast to different video display sets in a broadcast reception area for display at the discretion of television viewers in that area. In order to determine the reaction of television viewers to the displayed broadcast video program, a determination of a relative number of sets ...

Henri M Van Bemmelen: Management control terminal method and apparatus. Parmelee Johnson Bollinger & Bramblett, August 15, 1978: US04107784 (146 worldwide citation)

Management control terminal method and apparatus are provided in which the management control terminal as a whole is divided into two sections, namely, a custom application module (CAM) and a central master unit (CMU) which can be plugged together to form a CAM-CMU set having particular attributes u ...