Ravi Laxman
Ravi Kumar Laxman, David Allen Roberts, Arthur Kenneth Hochberg, Herman Gene Hockenhull, Felicia Diane Kaminsky: Silicon nitride from bis(tertiarybutylamino)silane. Air Products and Chemicals, Geoffrey L Chase, February 23, 1999: US05874368 (91 worldwide citation)

A process for the low pressure chemical vapor deposition of silicon nitride from ammonia and a silane of the formula: (t-C.sub.4 H.sub.9 NH).sub.2 SiH.sub.2 provides improved properties of the resulting film for use in the semiconductor industry.

Anthony S. McCoppin
Mark W Hitchins, Edward J Rhinehart, David M Reilly, Anthony S McCoppin, Robert J Masarik: Plunger systems. Medrad, Gretchen Platt Stubenvoll, Gregory L Bradley, February 23, 1999: US05873861 (132 worldwide citation)

The plunger systems for use in an injector-actuated syringe of the present invention include a dynamic wedge seal which improves the sealing engagement between the plunger cover and syringe barrel, and flexible capture members extending from the rear surface of the plunger which permit the engagemen ...

Charles Szmanda
Charles R Szmanda, Peter Trefonas III: Negative photoresist composition. Shipley Company L L C, Robert L Goldberg, Peter F Corless, Darryl P Frickey, February 2, 1999: US05866299 (6 worldwide citation)

A photoresist composition and process that minimizes the effect of photogenerated acid migration. The photoresist comprises an alkali soluble resin, a photoacid generating compound that undergoes photolysis within a wavelength of from 330 to 700 nm to yield a strong acid, a crosslinking agent capabl ...

Andreas G Weichert
Andreas Weichert, Heinz Werner Kleemann, Hans Jochen Lang, Jan Robert Schwark, Udo Albus, Wolfgang Scholz: Fluoroalkyl substituted benzoylguanidines. Hoechst Aktiengesellschaft, Finnegan Henderson Farabow Garrett & Dunner L, February 9, 1999: US05869531

Disclosed are 4-(2'-trifluoromethylethyl)benzoylguanidine and 3-methylsulfonyl-4-(2'-trifluoromethylethyl)benzoylguanidine. Also disclosed are pharmaceutical compositions and the use of the compounds in the treatment of disorders induced by ischemia.

Lee Sang Hyeon: Transfer device for inspecting receive unit of optical proximity detonator. Daewoo Electronics, February 27, 1999: KR1019970009165

PURPOSE: A transfer device for inspecting receive unit is provided to simulate a receive unit through generating a laser beam inspecting the receive unit from outside. CONSTITUTION: A power supply unit(100) supplies power to a transfer device. An oscillation circuit unit(200) generates square wave. ...

Yoo Jae Uk: Impact switch for airbag in vehicle. Daewoo Electronics, February 27, 1999: KR1019970009170

PURPOSE: An impact switch is provided to improve the reliability of an airbag operation by adapting a quickly operated mechanical impact switch with the impact. CONSTITUTION: A plate spring(11) is installed in a casing(10) by bending conically. A weight body(12) is installed inside the plate spring( ...

Jung Bu Yong: Battery for bomb detonator of structure containing tank. Daewoo Electronics, February 27, 1999: KR1019970009173

PURPOSE: A battery for a bomb detonator is provided to improve structure for storing electrodes, partition plates, and a liquid bottle in a housing of the battery combined to the detonator to improve workability while preventing defect. CONSTITUTION: A stack assembly composed of electrode(12), parti ...

Mun Jong Yeol: Detergent for pretreatment of laundry. Daewoo Electronics, February 27, 1999: KR1019970006517

PURPOSE: A detergent for the pretreatment of a dirty portion of laundry such as socks or a collar of shirts and a sleeve before cleaning and capable of sanitarily and cleanly cleaning laundry are provided, which can reduce washing time and power consumption. CONSTITUTION: The detergent for the pretr ...

Shin Hyeong Cheol: Minimized washing machine. Daewoo Electronics, February 27, 1999: KR1019970005486

PURPOSE: A washing machine is provided to conveniently wash the laundry through installing the washing machine on a container having the laundry while being removed. CONSTITUTION: A diameter of a disk(100) is smaller than an inner diameter of a container having the laundry. A support unit(200) is ar ...

Ahn Jae Hyeon, Ju Yeong Gyu, Park Chil Rim: Folding wire mesh deck. Daewoo, February 27, 1999: KR1019960078471

PURPOSE: A folding wire mesh deck is provided to construct a floor slab easily without timbering. CONSTITUTION: A folding wire mesh(1) comprises a vertical reinforcing bar(2) divided into an upper chord(4) and a lower chord(5), and a horizontal bar(2) bent at regular intervals; a folding wire mesh d ...