1
Robert Sherman: System for communication using a broadcast audio signal. Lyon & Lyon, May 25, 1993: US05213337 (339 worldwide citation)


This invention involves a system of communicating information using audio signals. In one embodiment, the information is encoded in touch tones on the sound track of a television game show. The information relates to the action of the show, and is broadcast in-band with the audio portion of the show ...


2
Thad Mauney, Aglaia C F Kong, Douglas B Richardson: Interactive automated mapping system. GeoResearch, Dorsey & Whitney, May 25, 1993: US05214757 (310 worldwide citation)


An automated, fully transportable mapping system utilizes position information gathered from a Global Positioning Satellite (GPS) capture program to create new maps or annotate existing maps contained in a Geographic Information System (GIS) database in real time. In addition, the present invention ...


3
Christopher L Abiuso, James E Leone: Therapeutic porous balloon catheter. Cordis Corporation, Gerstman & Ellis, May 25, 1993: US05213576 (305 worldwide citation)


A balloon catheter comprises a catheter shaft, and first and second balloons carried on the catheter shaft with the second balloon positioned to at least partly overlie and sealingly enclose the first balloon. A lumen is defined by the catheter shaft to communicate between a space located within the ...


4
Tom D Bennett, Russell L Lundstrom Jr, Paul M Stein: Post-extrasystolic potentiation stimulation with physiologic sensor feedback. Medtronic, Dwight N Holmbo, Harold R Patton, May 25, 1993: US05213098 (289 worldwide citation)


A post-extrasystolic potentiation (PESP) cardiac pacing energy stimulator for applying paired and/or triggered pacing stimulation pulses to the right atrium and/or ventricle incorporating one or more sensors, such as a venous oxygen saturation, ventricular, atrial, or arterial blood pressure, or int ...


5
E Earle Thompson, Thomas W DeMond: Spatial light modulator projection system with random polarity light. Texas Instruments Incorporated, Julie L Reed, James C Kesterson, Richard L Donaldson, May 25, 1993: US05214420 (287 worldwide citation)


A visual display system having a spatial light modulator with individually controllable elements. Each element capable of producing an individual light beam directed toward a display surface. A source of random polarity light is utilized to direct light onto the modulator.


6
David L George: Radio channel allocation based on location of mobile users. Uniden America Corporation, Richards Medlock & Andrews, May 25, 1993: US05214789 (272 worldwide citation)


A broadcast two-way radio communication system has a plurality of transmit/receive stations which function as repeaters. Each of the stations has a corresponding geographically defined operation zone. A mobile radio transmits a request for use of a communication channel. Along with this request, the ...


7
Addison M Fischer: Public key/signature cryptosystem with enhanced digital signature certification. Nixon & Vanderhye, May 25, 1993: US05214702 (265 worldwide citation)


A public key cryptographic system is disclosed with enhanced digital signature certification which authenticates the identity of the public key holder. A hierarchy of nested certifications and signatures are employed which indicate the authority and responsibility levels of the individual whose sign ...


8
Masanori Nishiguchi, Atsushi Miki: Substrate for packaging a semiconductor device. Sumitomo Electric, Cushman Darby & Cushman, May 25, 1993: US05214308 (256 worldwide citation)


A substrate for packaging a semiconductor device having a bump thereon according to the present invention is characterized by that the substrate has an electrode terminal to which the bump is to be connected, and a recess for receiving at least a top of the bump is formed in the electrode terminal.


9
Thomas W DeMond, E Earle Thompson: Planarized true three dimensional display. Texas Instruments Incorporated, Julie L Reed, James C Kesterson, Richard L Donaldson, May 25, 1993: US05214419 (249 worldwide citation)


A digitized display system providing a three dimensional image utilizing a display including a multi-frequency sensitive material and a spatial light modulator with individual controllable elements. The spatial light modulator can be a deformable mirror device.


10
Marvin J Slepian, Anton Schindler: Biodegradable polymeric endoluminal sealing process. Endoluminal Therapeutics, Brumbaugh Graves Donohue & Raymond, May 25, 1993: US05213580 (242 worldwide citation)


A novel process for paving or stabilizing sealing the interior surface of a body vessel or organ by entering the interior of the vessel or organ and applying a polymer to the interior surface of the vessel or organ.



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