1
Stephen R Duggan: Drug administration device. Medtronic, John L Rooney, Joseph F Breimayer, Robert C Beck, September 8, 1987: US04692147 (387 worldwide citation)

An implantable drug administration device can be non-invasively programmed to change both the dosage amount and the dosage interval. Verification of received dosage and interval commands is being achieved by means of an audio transducer which is attached to the device case. Application of a magnet o ...


2
Yasutoshi Seko, Yuichi Abe: Apparatus and process for improving visibility of object within visual field. Nissan Motor Company, Schwartz Jeffery Schwaab Mack Blumenthal & Evans, September 8, 1987: US04692798 (308 worldwide citation)

An apparatus for improving the visibility of objects within the visual field of a vehicle driver and a process therefor are disclosed. The apparatus includes a light caster casting intense visible light toward a reflective object at a frequency no lower than critical fusion frequency, an image picku ...


3
Sergei L Dzemeshkevich, Nikolai N Zavalishin, Svetlana M Krasovskaya, Valery M Sagalevich, Boris A Konstantinov, Alexandr K Nenjukov, Alexei S Ivanov: Bioprosthetic heart valve, methods and device for preparation thereof. Moskovskoe Vysshee Tekhnicheskoe Uchilische Imeni N E Baumana, Burgess Ryan and Wayne, September 8, 1987: US04692164 (255 worldwide citation)

A bioprosthetic heart valve comprising a biological transplant on a frame nsisting of a supporting ring with struts extending therefrom over a toroidal surface and connected with said ring by arcuate portions of an additional ring, a covering made from a biologically inert material with an isolation ...


4
Charles H Ware, Leslie C Rose: Recovery of oil by in-situ combustion followed by in-situ hydrogenation. WorldEnergy Systems, Arthur F Zobal, September 8, 1987: US04691771 (250 worldwide citation)

Oxygen is injected into a petroleum bearing subsurface formation penetrated by production well and the petroleum in the formation is subjected to in-situ combustion to heat the formation in a zone surrounding the production well. After heating by the in-situ combustion, heated hydrogen is injected i ...


5
Shunpei Yamazaki, Toshimitsu Konuma, Toshiji Hamatani, Akira Mase, Kaoru Koyanagi, Shinji Imato, Toshiharu Yamaguchi, Mitsunori Sakama, Takashi Inujima: Liquid crystal filling device. Semiconductor Energy Laboratory, Gerald J Ferguson Jr, Michael P Hoffman, Ronni S Malamud, September 8, 1987: US04691995 (245 worldwide citation)

An improved liquid crystal filling device is shown. Prior to joining a substrate with another substrate between which the liquid crystal is to be charged, the liquid crystal is dropped on the substrate and then the other substrate is superimposed on the substrate under pressure. Sandwiched between t ...


6
Roger A Elliott, Wayne V Lindquist: Reliable local data network arrangement. AT&T Bell Laboratories, Werner Ulrich, Peter Visserman, September 8, 1987: US04692918 (235 worldwide citation)

The reliability of a distributed processing system is enhanced through the use of a highly reliable data communication system. Each node of such a system is connected to the other nodes by a local data network, including duplicated data network media, such as coaxial cables. Each node includes a mai ...


7
Gerald E Hilger: Multiple vascular access port. Cormed, Kane Dalsimer Kane Sullivan and Kurucz, September 8, 1987: US04692146 (207 worldwide citation)

A multiple lumen vascular access port including a base, first and second lumens in the base, first and second catheters in communication with the first and second lumens, respectively, a boss in contiguous relationship to the first lumen to permit its identification by feel, metal tubes in the cathe ...


8
Richard P Jacks, Richard P Sprague: Real-time text-to-speech conversion system. First Byte, Weissenberger & Peterson, September 8, 1987: US04692941 (207 worldwide citation)

A high-quality, real-time text-to-speech synthesizer system handles an unlimited vocabulary with a minimum of hardware by using a microcomputer-software-compatible time domain methodology which requires a minimum of memory and computational power. The system first compares test words to an exception ...


9
Sakharam D Mahurkar: Double lumen catheter. Stephen G Rudisill, September 8, 1987: US04692141 (199 worldwide citation)

A double lumen catheter has an elongated tube with a proximal first cylindrical portion having an internal divider to define a pair of discrete lumens including a shorter lumen opening at approximately the distal end of the first cylindrical portion, and a longer lumen opening at the distal end of t ...


10
David C Auth, Dale M Lawrence, Tim R Majoch: Thermal cautery system. Board of Regents University of Washington, Seed and Berry, September 8, 1987: US04691703 (196 worldwide citation)

A thermal cautery system having an endoscopically deliverable probe connected to a power supply and display unit. The power supply and display unit, when triggered by a footswitch, energizes a voltage regulator having a current limited output that supplies power to the probe. The current limiting fu ...