Terry Corbin, Duane J Zytkovicz: Percutaneously inserted spinal cord stimulation lead. Medtronic, Cameron Kerkam Sutton Stowell & Stowell, August 30, 1977: US04044774 (167 worldwide citation)

A lead is disclosed for being inserted within a human or animal body for applying electrical stimulation to the spinal cord of the recipient, whereby selected pain is effectively relieved by the application of an electrical signal of selected frequency, pulsewidth and amplitude to the lead. In parti ...

John V Levy, Thomas A Northrup, Robert Giggi: Memory module with selectable byte addressing for digital data processing system. Digital Equipment Corporation, Cesari and McKenna, August 30, 1977: US04045781 (159 worldwide citation)

A memory arrangement for a digital data processing system that includes a high-speed associative memory unit and a random access back-up unit. The associative memory unit contains a multiple location address memory and a multiple location data memory wherein there is a correspondence between each ad ...

Alfred G Jacobs: Athletic mouthguard. John M Winter, Theodore J Long, Harry C Engstrom, August 30, 1977: US04044762 (139 worldwide citation)

An athletic mouthguard for use by participants in contact sports to simultaneously protect and topically treat the teeth. The mouthguard is a generally U-shaped channel molded preferably from a composition of thermoplastic resin and a fluoride compound such as sodium fluoride, stannous fluoride, or ...

Richard G Sinclair: Copolymers of D,L-lactide and epsilon caprolactone. Gulf Oil Corporation, August 30, 1977: US04045418 (139 worldwide citation)

Copolymers which can be fabricated into films, fibers and structural shapes are prepared by copolymerizing an optically inactive lactide, i.e., D,L-lactide, and epsilon caprolactone in the presence of a tin ester of a carboxylic acid. A copolymer prepared from 85 parts by weight of D,L-lactide and 1 ...

Takao Fukazawa, Takuro Isayama, Kyuhachiro Iwasaki, Hiromichi Komai: Ink ejection printing apparatus comprising automatically actuated ejection orifice cap. Ricoh Company, Frank J Jordan, August 30, 1977: US04045802 (130 worldwide citation)

An ink ejection head is moved to an inoperative position when the apparatus is de-energized. An electrical solenoid moves the cap to a retracted position as the ink ejection head approaches the inoperative position and another electrical solenoid or a spring moves the cap into injection orifice seal ...

Robert J Fisher: Inflatable luggage. Warren F B Lindsley, August 30, 1977: US04044867 (129 worldwide citation)

Inflatable luggage that may be designed, fabricated and produced in any geometric shape or form utilizing heat sealable flexible material having side, top, bottom and end walls at least some of which have communicating air chambers and passages for providing an inflatable semi-rigid enclosure. When ...

James R Moorehead: Nacelle assembly and mounting structures for a turbofan jet propulsion engine. The Boeing Company, Christensen O Connor Garrison & Havelka, August 30, 1977: US04044973 (126 worldwide citation)

A nacelle assembly including an inlet channel, an exterior cowl, a fan channel, and a turbine exhaust nozzle is directly mounted on a turbofan jet propulsion engine. The engine in turn is shock mounted directly on a strut, in turn affixed to an aircraft. A central portion of the outer cowl is hinged ...

Graham Ernest Martin, Ian Derek Cockshott, Francis James Thomas Fildes: Fibrillar lining for prosthetic device. Imperial Chemical, Cushman Darby & Cushman, August 30, 1977: US04044404 (126 worldwide citation)

A lining for a prosthetic device such as an artificial internal organ comprises a mat of fibres prepared by electrostatically spinning an organic material and collecting the spun fibres on a receiver.

Abraham I Mlavsky, Roland Winston: Solar cells with concentrators. Mobil Tyco Solar Energy Corporation, Schiller & Pandiscio, August 30, 1977: US04045246 (113 worldwide citation)

The invention provides a unique arrangement for cooling solar cells that are associated with collectors for collecting solar radiation and concentrating the same on the solar cells.The solar energy concentrators are each characterized by having a chamber with a solar radiation transmissive entrance ...

Seymour Orentreich, Joseph Vogelman: Cosmetic container including integrated lens structure. Hopgood Calimafde Kalil Blaustein & Lieberman, August 30, 1977: US04044889 (112 worldwide citation)

A cosmetic container includes one member on which a listing of the ingredients of the material contained is printed in letters which are too small to be read without magnification. An overlying member of the container includes a Fresnel lens structure, which, when the container is in a closed condit ...