Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7741242 | Palladium catalyst composition | Shu Kobayashi, Keiji Oono | 2010-06-22 |
| 6716792 | Compound, oxide or lewis acid of metal carried on crosslinked polymer | Kuniaki Okamoto, Mutsumi Sato | 2004-04-06 |
| 6566572 | Process for producing 9,10-diphenylanthracene | Kuniaki Okamoto, Tomimasa Kurita | 2003-05-20 |
| 6414159 | Method for preparation of a quaternary ammonium salt | Kimihiko Sano, Yoji Urano, Takuhiro Kimura | 2002-07-02 |
| 6013826 | Method formation of a carbon-carbon bond | Yasuyuki Kita, Takahiro Yamaguchi, Masahisa Oka, Masato Matsugi, Kentoku Gotanda | 2000-01-11 |
| 5665394 | Matrix for sustained-release preparation | Yasutaka Igari, Akira Saikawa, Kayoko Okamoto, Shigeru Kamei, Masahisa Oka | 1997-09-09 |
| 5594091 | Matrix for sustained-release preparation | Yasutaka Igari, Akira Saikawa, Kayoko Okamoto, Shigeru Kamei, Masahisa Oka | 1997-01-14 |
| 5516919 | Process for producing ascorbic acid derivative | Kuniaki Okamoto, Jun Ebashi | 1996-05-14 |
| 5463075 | Process for preparing 1,2-pyrazolidine-4-yl-disulfide compound | Motoshige Sumino, Tsutomu Tani | 1995-10-31 |
| 5393876 | Process for producing maltooligosaccharide derivatives | Satoshi Hashizume, Hiroyuki Tsurumoto | 1995-02-28 |
| 5300634 | Process for producing maltooligosaccharide derivative | Naoki Teno | 1994-04-05 |
| 5254688 | Process for producing pyrido[1,2-a]pyrimidine derivative | Motoshige Sumino, Masami Ishihara, Kazuo Maruhashi | 1993-10-19 |
| 5081243 | Process for producing 3-tetrazolyl pyrido[1,2-a]pyrimidine derivatives | Masami Ishihara, Jun Yoshihara, Hiroyoshi Nawa | 1992-01-14 |