John B Simpson, Edward W Robert: Vascular guiding catheter assembly and vascular dilating catheter assembly and a combination thereof and methods of making the same. Advanced Catheter Systems, April 6, 1982: US04323071 (464 worldwide citation)

A combination guiding catheter assembly and a dilating catheter assembly. The guiding catheter assembly includes a first flexible tubular member formed of a material which has a low coefficient of friction and a second flexible tubular member encasing said first tubular member so that the first tubu ...

Louis C Guillou: System for transmitting information provided with means for controlling access to the information transmitted. Etablissement Public de Diffusion dit Telediffusion de France, L Etat Francais represente par le Secretaire d Etat aux Poste et Telecommunications, April 6, 1982: US04323921 (372 worldwide citation)

A system for transmitting information between an emitting center and receiving stations, comprising: a subscription administration center generating a plurality of subscriber's keys C.sub.i changing randomly at relatively long intervals of the order of a month; in the emitting center: a generator of ...

Gurdon R Abell, Francis J Cook, Peter D Howes: Method and apparatus for arraying image sensor modules. Avco Everett Research Laboratory, M E Frederick, G R Abell, April 6, 1982: US04323925 (240 worldwide citation)

An image sensor, suitable for resolving a high-resolution image, comprises an arrayed plurality of image sensor modules of moderate individual resolution. The high-resolution image is subdivided into contiguous sub-images, each of which is minified before being projected upon an image sensor module. ...

Alan Bornat: Electrostatic spinning of tubular products. Imperial Chemical, University of Liverpool, Cushman Darby & Cushman, April 6, 1982: US04323525 (170 worldwide citation)

A process for electrostatically spinning fiber forming material. The spun fiber is collected on a removable sheath on a rotating mandrel. The sheath is electroconductive. The tubular spun fiber product is separated from the sheath.

Paul D Rosso, Michael Y Moss: Pressure-sensitive adhesive containing iodine. Minnesota Mining & Manufacturing Company, Cruzan Alexander, Donald M Sell, Gary L Griswold, April 6, 1982: US04323557 (161 worldwide citation)

A process for making a stable chemical complex of iodine, an iodide ion and a dermatologically acceptable room temperature tacky pressure-sensitive adhesive which is substantially free of acidic components. The resulting composition exhibits broad-spectrum antimicrobial activity when placed in conta ...

Richard J Hoenig, James J Klinikowski: Volume ventilator. Puritan Bennett Corporation, Allan Ratner, April 6, 1982: US04323064 (160 worldwide citation)

A volume ventilator having a plurality of integrated modes of operation for providing a patient with a flow of breathing gas under pressure. A plurality of adjustable setting devices each producing an individual threshold signal related to a parameter of the gas flow. Mode switching means provides f ...

Clyde O Brown, Edward M Breinan, Bernard H Kear: Method for fabricating articles by sequential layer deposition. United Technologies Corporation, Charles E Sohl, April 6, 1982: US04323756 (158 worldwide citation)

A method is described for the production of bulk rapidly solidified metallic articles of near-net shape, by depositing multiple thin layers of feedstock using an energy beam to fuse each layer onto a substrate. The feedstock may be in the form of metal powder or wire. Different finished geometries a ...

Erich Berndlmaier, Bernard T Clark, Jack A Dorler: Heat transfer structure for integrated circuit package. International Business Machines Corporation, Wesley DeBruin, April 6, 1982: US04323914 (147 worldwide citation)

Heat is removed from a Large Scale Integrated Circuit semiconductor package via a thermal conductive path including a thermally conductive liquid. The integrated circuit chips are flip chip bonded to a substrate having a printed circuit and raised contact pads serving to interconnect contact areas o ...

Richard L Columbus: Multi-analyte test device. Eastman Kodak Company, Dana M Schmidt, April 6, 1982: US04323536 (136 worldwide citation)

A test device, and a method of testing, that use a plurality of test elements each for a different analyte, all elements being supplied analyte from a single quantity of liquid. The liquid is conveyed to the test elements by a capillary transport zone, and means for venting the zone are provided. To ...

Pieter den Toonder, Glenn P Doles, John A Lund, Richard G Merrell, Graham S Stubbs: Television coding system with channel level identification. Oak, Kinzer Plyer Dorn & McEachran, April 6, 1982: US04323922 (127 worldwide citation)

A converter/decoder for use in subscription television includes means for converting any input TV channel to a predetermined output channel. Decoding means are connected to the converter at its output for decoding the selected output channel. The decoder is enabled in response to data carried on the ...