JS

Joanne M. Schwark

HE Hercules: 6 patents #65 of 715Top 10%
MIT: 2 patents #2,550 of 9,367Top 30%
LT Lanxide Technology: 1 patents #76 of 100Top 80%
Overall (All Time): #474,212 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5464918 Peroxide-substituted polysilazanes 1995-11-07
5386006 Shape sintered articles derived from boro-containing polysilazanes Roger Lee Ken Matsumoto 1995-01-31
5344907 Peroxide-substituted polysilazanes 1994-09-06
5206327 Preceramic polymers incorporating boron and their application in the sintering of carbide ceramics Roger Lee Ken Matsumoto 1993-04-27
5155181 (Thio)amide-modified silazane polymer composition containing a free radical generator 1992-10-13
5032649 Organic amide-modified polysilazane ceramic precursors 1991-07-16
5021533 Crosslinkable poly(thio)ureasilazane composition containing a free radical generator 1991-06-04
5001090 Silicon nitride ceramics from isocyanate- and isothiocyanate-modified polysilazanes 1991-03-19
4929704 Isocyanate- and isothiocyanate-modified polysilazane ceramic precursors 1990-05-29
4767876 Method for converting organosilicon polymers containing SIH repeat units and organopolysilazane precursors to new and useful preceramic polymers and silicon nitride enriched ceramic materials Dietmar Seyferth, Yuan-Fu Yu 1988-08-30
4720532 Organopolysilazane precursors to silicon nitride-rich mixed SiC/Si.sub.3 N.sub.4 Dietmar Seyferth 1988-01-19