1
David W Newton, William G Paterson: Adaptive, return electrode monitoring system. Valleylab, Gerald J Ferguson Jr, Joseph J Baker, November 22, 1983: US04416276 (557 worldwide citation)

A return electrode monitoring system for use with a split patient return electrode having two, electrically isolated electrode elements adapted for contacting a patient, the system comprising means responsive to the impedance between the two electrode elements for producing a signal which is a funct ...


2
Lloyd R Garren, Mary L Garren: Method and apparatus for treating obesity. Connolly and Hutz, November 22, 1983: US04416267 (391 worldwide citation)

A stomach insert for treating obesity in humans by reducing the stomach volume comprises a flexible torus-shaped inflatable balloon having a central opening extending therethrough. At least a portion of the balloon has a self-sealing substance to facilitate puncture thereof with a needle for inflati ...


3
Masaru Uya: Complementary channel type MOS transistor exclusive OR/NOR logic gate circuit. Matsushita Electric Industrial, Cushman Darby & Cushman, November 22, 1983: US04417161 (197 worldwide citation)

The present invention relates to logic gate circuits of digital integrated circuits, particularly for the purpose of constituting gate circuits for realizing XNOR (Exclusive NOR) or XOR (Exclusive OR) circuits composed of CMOS (Complementary MOS), it is to offer complementary gate circuits in which ...


4
David W Newton, Frederic M Hulett III, Christopher Ovens: Return electrode monitoring system for use during electrosurgical activation. Valleylab, Gerald J Ferguson Jr, Joseph J Baker, November 22, 1983: US04416277 (188 worldwide citation)

A return electrode monitoring system for use with a patient return electrode adapted for contacting a patient, the return electrode having two, spaced apart conductors attached thereto for connecting the electrode to a generator of electrosurgical current which passes through the electrode, the syst ...


5
Dimitry G Grabbe: Power and ground plane structure for chip carrier. AMP Incorporated, Donald M Boles, November 22, 1983: US04417266 (171 worldwide citation)

A chip carrier having a plurality of leads thereon for external interconnection with preferably only one of the leads utilized to provide a source of power to the chip and preferably a single lead utilized as a ground connection. The power and ground leads are connected in a bus structure around the ...


6
Royce E Baker, Glennwood Singletary: Bit guidance device and method. November 22, 1983: US04416339 (160 worldwide citation)

The invention disclosed herein provides a mechanism and method for positive drill bit guidance during well drilling operations. The guidance device includes a control arm or paddle which, due to hydraulic pressure, pivots to steer the drill bit towards its target area. As the paddle applies pressure ...


7
Paul Citron, Dennis G Hepp, Thomas L Jirak: Apparatus for monitoring and storing utilizing a data processor. Medtronic, Mason Fenwick & Lawrence, November 22, 1983: US04417306 (153 worldwide citation)

Apparatus for monitoring and storing heart activity signals is disclosed as including a data processor illustratively in the form of a digital microprocessor. The monitoring and storing apparatus comprises a memory comprising first and second pluralities of storage locations, a circuit operating in ...


8
Philip Y Chang, Virginia M Hoffman: Qualifying and sorting file record data. International Business Machines, Harold E Meier, November 22, 1983: US04417321 (153 worldwide citation)

Record data on a disk file is sorted in a text/data processor by means of an algorithm that transfers such records on the basis of rank to a sort buffer on the basis of qualifying criteria. Each qualified file record is compared with the lowest ranked record previously transferred and located in the ...


9
Donald W Schoendorfer, Lee E Hansen: Pheresis apparatus. Haemonetics Corporation, Hamilton Brook Smith and Reynolds, November 22, 1983: US04416654 (133 worldwide citation)

This invention relates to an improvement in two-port centrifuge bowls in which component yield is enhanced by utilizing the centrifuge bowl for eluttriation, as well as centrifugation. In a particular embodiment, platelet yield is improved by terminating flow of anticoagulated whole blood from the d ...


10
Charles T Bergman: Coin loader. Brandt, Quarles & Brady, November 22, 1983: US04416299 (126 worldwide citation)

A coin loader for coin handling or processing machines includes a caster mounted coin bin which has a vertical run of a flexible conveyor belt operating in one side of the bin. A plurality of spaced flights are attached to the conveyor belt with each flight having a ledge portions with a scalloped e ...