Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7169944 | Optically active epoxy compounds and processes for their production | Takumi Kagawa, Takeshi Kambara, Manabu YANASE | 2007-01-30 |
| 6777526 | OPTICALLY ACTIVE MALEIMIDE DERIVATIVES, OPTICALLY ACTIVE POLYMALEIMIDE DERIVATIVES, PRODUCTION METHOD THEREOF, SEPARATING AGENT USING THE SAME DERIVATIVE, AND METHOD FOR SEPARATING OPTICALLY ACTIVE COMPOUNDS USING THE SAME AGENT | Takumi Kagawa | 2004-08-17 |
| 5777007 | Brominated p-cumylphenol flame-retardants for resin composition | Takumi Kagawa, Norihisa Kondo, Noriyuki Kasai | 1998-07-07 |
| 4898998 | Process for producing brominated acenaphthylene condensates | Masashige Kubo, Yukihiro Tsutsumi | 1990-02-06 |
| 4822931 | Method for preparation of polybromoacenaphthene and/or its condensate | Fumio Okisaki, Masashige Kubo | 1989-04-18 |
| 4490556 | Method for preparing bis[.beta.-(N,N-dimethylamino)ethyl]ether | Sadakatsu Kumoi, Yukihiro Tsutsumi | 1984-12-25 |
| 4302306 | Bromination of side chain of m-phenoxytoluene | Kanzi Katsuragawa, Keiichi Kihara | 1981-11-24 |