1
Klein S Gilhousen, Irwin M Jacobs, Roberto Padovani, Lindsay A Weaver Jr, Charles E Wheatley III, Andrew J Viterbi: System and method for generating signal waveforms in a CDMA cellular telephone system. Qualcomm Incorporated, Russell B Miller, April 7, 1992: US05103459 (1447 worldwide citation)

A system and method for communicating information signals using spread spectrum communication techniques. PN sequences are constructed that provide orthogonality between the users so that mutual interference will be reduced, allowing higher capacity and better link performance. With orthogonal PN co ...


2
Julio C Palmaz: Expandable intraluminal graft, and method and apparatus for implanting an expandable intraluminal graft. Expandable Grafts Partnership, Ben D Tobor, April 7, 1992: US05102417 (818 worldwide citation)

A plurality of expandable and deformable intraluminal vascular grafts are expanded within a blood vessel by an angioplasty balloon associated with a catheter to dilate and expand the lumen of a blood vessel. The grafts may be thin-walled tubular members having a plurality of slots disposed substanti ...


3
Yoram Palti: System for monitoring and controlling blood glucose. Bryan Cave McPheeters & McRoberts, April 7, 1992: US05101814 (655 worldwide citation)

Systems are disclosed which utilize implanted glucose sensitive living cells to monitor blood glucose levels. The implanted cells produce a detectable electrical or optical signal in response to changes in glucose concentration in surrounding tissue. The signal is then detected and interpreted to gi ...


4
David P Waite, Horace G Riddell: Secure system for activating personal computer software at remote locations. Hoffman Wasson & Gitler, April 7, 1992: US05103476 (466 worldwide citation)

A process and system for activating various programs are provided in a personal computer. The computer is initially provided with a portion of a main program. A data link is established between the personal computer and a registration computer. By providing the registration computer with various inf ...


5
Michael Dror, Paul Trescony: Releasable coatings on balloon catheters. Medtronic, April 7, 1992: US05102402 (441 worldwide citation)

Balloon catheters are prepared to include a coating of body affecting chemicals on the exterior of the balloon. The coating releases from the balloon when the balloon is inflated into contact with the lumen to be treated. The device provides accurate placement of the dosage required at the location ...


6
Rolf W Guenther, Dierk Vorwerk: Apparatus for removing blood clots from arteries and veins. W G Fasse, April 7, 1992: US05102415 (359 worldwide citation)

A triple catheter for removing of blood clots from arteries and veins is equipped with an outer catheter (1) that can be inserted into a blood vessel and an inner catheter (5) with an inflatable baloon (6) at its distal end that can be inserted into the outer catheter (1). The inner catheter (5) is ...


7
William E Anspach Jr: Suture anchor and method of forming. Wm E Anpach III, Amy A McGarrity, Thos D Anspach, Jack N McCarthy, April 7, 1992: US05102421 (312 worldwide citation)

A suture anchor, or rivet, for fixing one end of a suture in a bone has a forward and formed of a plurality of truncated cones positioned in line behind a cone with a cylindrical member extending from the last truncated cone forming the rear end; a plurality of spiral grooves extend through the oute ...


8
Chaim Rogozinski: System for instrumentation of the spine in the treatment of spinal deformities. Edward S Irons, Thomas S Hahn, April 7, 1992: US05102412 (261 worldwide citation)

A spinal rod system and method for instrumenting the spine in the treatment of spinal abnormalities, in which a plurality of vertebra engaging means are provided for engagement on spaced vertebra, and the vertebra engaging means are secured on at least one elongate rod in axially spaced relationship ...


9
Carl F R Weiman, John M Evans Jr: Digital image compression employing a resolution gradient. Transitions Research Corporation, Perman & Green, April 7, 1992: US05103306 (243 worldwide citation)

Video image compression apparatus and method provides full color, wide field of view, real time imagery having high central resolution. Compression ratios of 1600:1 are achieved thus reducing a required data transmission bandwidth sufficiently to abolish line-of-sight restrictions. Data compression ...


10
James L McIntosh: Feedback for a manipulator. Tensor Development, Sheridan Ross & McIntosh, April 7, 1992: US05103404 (241 worldwide citation)

A programmable variable degree of tactile feedback for the operation of a manipulator by a pair of motors, one connected to the load and one to the control. Computer controlled four quadrant regulators for each motor are used to drive the load motor shaft to the same position as the control motor sh ...