1
Bob Ware
Quang N Le, Robert A Ware, Stephen S Wong: Process for the production of high VI lube base stocks. Mobil Oil Corporation, Alexander J McKillop, Charles J Speciale, Laurence P Hobbes, February 5, 1991: US04990713 (7 worldwide citation)

High viscosity index, low pour point lubricants are produced by reacting an iso-paraffinic component, preferably with significant mono- and di-methyl chain branching, with an olefinic reactant in the presence of a free radical generator such as an organic peroxide, preferably ditertiary butyl peroxi ...


2
Adam V Ratner: Device construction and method facilitating magnetic resonance imaging of foreign objects in a body. Millen White & Zelano, February 5, 1991: US04989608 (346 worldwide citation)

Device construction facilitating the visibility of a device when inserted into a body being subjected to magnetic resonance imaging having a member adapted to be inserted into the body. The member carries material exhibiting a characteristic under magnetic resonance imaging which differs substantial ...


3
M Elaine Freeland: Absorbent article with elastic liner for waste material isolation. The Procter & Gamble Company, Larry L Huston, John M Pollaro, Fredrick H Braun, February 5, 1991: US04990147 (317 worldwide citation)

A disposable absorbent article, such as a diaper, having a liquid impervious backsheet, a urine pervious liner, and absorbent core intermediate the backsheet and liner is disclosed. The liner has a passageway to allow communication of solid waste materials to the core, thereby isolating such waste f ...


4
Lee R Johnson, Elizabeth A Smith: Interactive television terminal with programmable background audio or video. Scientific Atlanta, Banner Birch McKie & Beckett, February 5, 1991: US04991011 (313 worldwide citation)

Apparatus for use in a television terminal selectively provides a background audio or video signal or both to accompany display of a screen of textual information. The apparatus comprises a tuning circuit for tuning to a predetermined background channel determined by user selection of a particular t ...


5
Hans I Wallsten: Device for transluminal implantation or extraction. Medinvent, Burns Doane Swecker & Mathis, February 5, 1991: US04990151 (308 worldwide citation)

A device for transluminal implantation or extraction of a substantially tubular, radially selfexpanding stent (27), comprising a central tube (3) surrounded by an exterior tube (5) axially displaceable relative to the central tube (3), and a plurality of axially extending spring members (21) attache ...


6
Howard M Wilkoff: Surgical stent method and apparatus. John E Toupal, Harold G Jarcho, February 5, 1991: US04990155 (299 worldwide citation)

A method for preventing arterial restenosis after angioplasty and including the steps of providing from a plastic material filament a base coil of a substantially uniform given diameter, inducing in the base coil an elastic memory that provides an inherent tendency thereof to return to the given dia ...


7
Jean Marie Lefebvre: Filter for medical use. Shenier & O Connor, February 5, 1991: US04990156 (272 worldwide citation)

A medical filter and catheter for positioning and using the filter, which filter is particularly intended to be implanted in a blood vessel such as the inferior vena cava through the endovenous route via a catheter. The filter has a filtering section which opens out inthe vessel when it is in positi ...


8
John W Sliwa Jr: Method for coplanar integration of semiconductor ic devices. Advanced Micro Devices, David W Collins, February 5, 1991: US04990462 (245 worldwide citation)

A high degree of wafer-scale integration of normally incompatible IC devices is achieved by providing a plurality of segments (10), each segment having thereon one or more circuits, circuit elements, sensors and/or I/O connections (14'). Each segment is provided with at least one edge (12) having an ...


9
Michael K Brown, Mohammad Kheiri, D Glenn Purcell, William Taylor, Robert Whitson: Lancet assembly. Miles, Roger N Coe, February 5, 1991: US04990154 (243 worldwide citation)

A lancet assembly includes a reusable base unit that defines a handle for a lancet assembly and houses a biasing mechanism for driving a lancet into the finger of a user. The base unit includes a spring biased hammer that once cocked, can be released to drive a lancet. A lancet is included in a disp ...


10
David C Auth: Transluminal microdissection device. Heart Technology, Kane Dalsimer Sullivan Kurucz Levy Eisele and Richard, February 5, 1991: US04990134 (238 worldwide citation)

An abrasive tipped rotating cutting tool for use in removing abnormal deposits within a patient's vessels is described. The tip is preferably covered with a material such as diamond grit, and rotated at high speed to pulverize any abnormal deposits contained within the vessel.