Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7910764 | Polymethylaluminoxane preparation, method of producing the same, polymerization catalyst, and polymerization method of olefins | Eiichi Kaji, Kouji Toyota | 2011-03-22 |
| 6940166 | Semiconductor device and method for designing the same | Yasunaga Iseda | 2005-09-06 |
| 6881695 | Olefin polymerization catalyst and method for producing modified methylaluminoxane for use as olefin polymerization catalyst | Eiichi Kaji, Kouji Toyota, Toshihiro Takasugi | 2005-04-19 |
| 5370485 | Coupling apparatus | — | 1994-12-06 |
| 5126071 | Optically active compound, process for producing same and liquid crystal composition containing same | Hiroyuki Nohira, Masanao Kamei, Tetsuya Abe, Yoko Yamada, Yuko Etoh | 1992-06-30 |
| 5073306 | Optically active compound and liquid crystal composition containing same | Hiroyuki Nohira, Masanao Kamei, Yoko Yamada, Yuko Etoh | 1991-12-17 |
| 4917817 | Optical active compound, process for producing same and liquid crystal composition containing same | Hiroyuki Nohira, Masanao Kamei, Tetsuya Abe, Yoko Yamada, Yuko Etoh | 1990-04-17 |
| 4918213 | Optically active compound and liquid crystal composition containing same | Hiroyuki Nohira, Masanao Kamei, Yoko Yamada, Yuko Etoh | 1990-04-17 |
| 4881860 | Cover plate retaining structure | — | 1989-11-21 |