11
Robert H Whigham: Pacemaker noise rejection system. Telectronics, Gottlieb Rackman & Reisman, October 25, 1988: US04779617 (134 worldwide citation)

A noise rejection circuit for an implantable pacemaker. During re-triggerable relative refractory periods following a heartbeat, the peak noise level is sensed; the relative refractory period is re-started whenever the input signal exceeds the previous peak. Following a time-out of the relative refr ...


12
Robert S Cherry: Active probe card for high resolution/low noise wafer level testing. Xerox Corporation, Franklyn C Weiss, October 25, 1988: US04780670 (130 worldwide citation)

An active probe card for high resolution/low noise wafer level testing wherein integrated circuits, such as charge coupled device imagers are tested at the wafer level before initial packaging. The probe card contains active logic and power circuits thereon with improved pin probe needles to reduce ...


13
Paul M Huddleston, Glenn A Davis: Display for a remote receiver in an electrical utility load management system. Scientific Atlanta, Jones Askew & Lunsford, October 25, 1988: US04780910 (128 worldwide citation)

A method and apparatus for monitoring and testing the operation and configuration of a remote receiver in an electrical load management system. The receivers are responsive to encoded command signals to remove electrical loads from the electrical distribution system. Upon receipt of a predetermined ...


14
Eric C W Lin, Ernest P Tweedy, Mehmet Mustafa, Walter J Beriont: Telecommunication system with burst and continuous audio signals. GTE Government Systems Corporation, J Stephen Yeo, October 25, 1988: US04780758 (119 worldwide citation)

A telecommunication system for transmitting video and plural audio information on a transmission medium includes a facility and an addressable terminal. The facility includes arrangements for providing addressed video frames containing information corresponding to still images and for providing addr ...


15
Peter H Berning, Roger W Phillips: Thin film optically variable article and method having gold to green color shift for currency authentication. Optical Coating Laboratory, Flehr Hohbach Test Albritton & Herbert, October 25, 1988: US04779898 (119 worldwide citation)

Thin film optical variable article to be used in a reflection mode having a gold to green color shift with angle for currency authentication and adapted to be carried by a substantially opaque currency sheet which serves as a substrate. The article includes a substantially transparent, optically thi ...


16
Timothy E Fahey, William D Carlomagno, Andrew N Au: Composite circuit protection devices. Raychem Corporation, Timothy H P Richardson, Herbert G Burkard, October 25, 1988: US04780598 (117 worldwide citation)

Circuit protection devices which comprise a PTC conductive polymer element and a second electrical component which is thermally coupled to the PTC element and which, when a fault causes the current in the circuit to become excessive, generates heat which is transferred to the PTC element, thus reduc ...


17
Joseph P Famolare Jr: Shoe construction with air cushioning. Famolare, Robin Blecker & Daley, October 25, 1988: US04779359 (115 worldwide citation)

A shoe construction wherein a shoe sole is provided with an upper surface which conforms to the anatomical contour of the undersurface of the human foot and wherein air-pocket members are distributed along the length of the upper surface and are incorporated into the respective toe, ball, shank and ...


18
Lanny L Johnson: Surgical suture-snagging method. Cushman Darby & Cushman, October 25, 1988: US04779616 (114 worldwide citation)

A method is provided for snagging a surgical suture wherein a device is introduced to the interior of the patient's body through a cylindrical cannula. The device includes a resilient loop which collapses as it passes through the cannula. The loop is crimped at its end whereby when a length of sutur ...


19
Robert D Sydansk: Hydraulic fracturing process using a polymer gel. Marathon Oil Company, Jack L Hummel, Rodney F Brown, October 25, 1988: US04779680 (112 worldwide citation)

A subterranean hydrocarbon-bearing formation is hydraulically fractured using a crosslinked polymer gel as a fracturing fluid. The gel comprises a high molecular weight, water-soluble, carboxylate-containing polymer and a chromic carboxylate complex crosslinking agent. The gel components are premixe ...


20
James P Lynch: Collapsible canopy with telescoping roof support structure. Timothy J Martin, J Preston Oxenham, October 25, 1988: US04779635 (111 worldwide citation)

A canopy structure is provided and includes a framework unit and a flexible covering. The framework unit is formed by a plurality of upright corner members and a plurality of roof support members that are pivotally connected at the top ends of the corner members and, in an erected position, extend u ...