Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6166131 | Highly reactive modified phenolic resin and molding material for electrical/electronic parts and semiconductor sealing material | Masao Tashima, Hiromi Miyasita, Haruhiko Takeda, Tomoaki Fujii, Makoto Hasegawa | 2000-12-26 |
| 6034210 | Process for producing highly reactive modified phenolic resin and molding material | Masao Tashima, Hiromi Miyasita, Haruhiko Takeda, Tomoaki Fujii, Makoto Hasegawa | 2000-03-07 |
| 5811028 | Optically active dihydropyran derivative, and liquid crystal composition, liquid crystal device, and racemic mixture comprising the derivative | Mitsunori Takeda, Masaaki Namekawa, Keizou Itoh | 1998-09-22 |
| 5698137 | Optically active dihydropyran derivative, and liquid crystal composition, liquid crystal device, and racemic mixture comprising the derivative | Mitsunori Takeda, Masaaki Namekawa, Keizou Itoh | 1997-12-16 |