HO

Hidekazu Okamoto

AC Asahi Glass Co.: 45 patents #3 of 2,251Top 1%
AG Agc: 31 patents #3 of 954Top 1%
TP Technology Partners: 2 patents #31 of 201Top 20%
MB Midrex International B.V. Zurich Branch: 1 patents #8 of 10Top 80%
TL Tokyo Electron Limited: 1 patents #3,538 of 5,567Top 65%
Overall (All Time): #22,183 of 4,157,543Top 1%
81
Patents All Time

Issued Patents All Time

Showing 76–81 of 81 patents

Patent #TitleCo-InventorsDate
5608126 Process for preparing 1,1,1,3,3-pentafluoropropane Shinsuke Morikawa, Keiichi Ohnishi, Shin Tatematsu 1997-03-04
5545777 Process for producing a hydrogen-containing 2,2-difluoropropane Shinsuke Morikawa, Shunichi Samejima, Masaru Yoshitake, Keiichi Ohnishi, Toshihiro Tanuma 1996-08-13
5434321 Method for producing dichloropentafluoropropanes Keiichi Ohnishi, Toshihiro Tanuma, Koichi Yanase, Toru Kawasaki, Ryutaro Takei 1995-07-18
5264639 Process for producing a 2,2-difluoropropane Shinsuke Morikawa, Shunichi Samejima, Keiichi Ohnishi, Shin Tatematsu, Toshihiro Tanuma +1 more 1993-11-23
5227547 Method for producing dichloropentafluoropropanes Keiichi Ohnishi, Toshihiro Tanuma, Koichi Yanase, Toru Kawasaki, Ryutaro Takei 1993-07-13
5220084 Method for producing dichloropentafluoropropanes Keiichi Ohnishi, Toshihiro Tanuma, Koichi Yanase, Toru Kawasaki, Ryutaro Takei 1993-06-15