Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5610212 | Means for mechanically stabilizing deproteinized natural rubber latex | Yasuyuki Tanaka, Masaharu Hayashi, Naoya Ichikawa, Toshiaki Sakaki | 1997-03-11 |
| 5587353 | Agricultural chemical composition kit comprising quaternary di(polyoxyalkylene) ammonium alkyl sulfates | Kazuhiko Kurita, Keiko Kawabata, Toshikazu Azuma | 1996-12-24 |
| 5585459 | Process for producing raw rubber | Yasuyuki Tanaka, Masaharu Hayashi, Naoya Ichikawa, Toshiaki Sakaki | 1996-12-17 |
| 5567606 | Antifoaming agent for fermentation, L-amino acid-producing medium and production process of L-amino acids | Masaharu Hayashi, Masafumi Shonaka, Tadashi Moriyama | 1996-10-22 |
| 5563111 | Agricultural chemical composition comprising amine surfactants with at least one ester or amide linkage | Keiko Hasebe, Tadayuki Suzuki, Osamu Tachizawa, Takeshi Tomifuji, Tohru Katoh +5 more | 1996-10-08 |
| 5538937 | Agricultural chemical composition comprising quaternary ammonium enhancers | Keiko Hasebe, Osamu Tachizawa, Takeshi Tomifuji, Tohru Katoh, Uichiro Nishimoto +2 more | 1996-07-23 |
| 5462912 | Agricultural chemical composition enhancer comprising quaternary di(polyoxyalkylene) ammonium alkyl sulfates | Kazuhiko Kurita, Keiko Kawabata, Toshikazu Azuma | 1995-10-31 |
| 5374418 | Composition for use in oral cavity | Kazushi Oshino, Atsushi Yamagishi, Ryozo Nakai, Yasuteru Eguchi, Tetsuji Iwasaki | 1994-12-20 |
| 5370865 | Composition for use in oral cavity | Atsushi Yamagishi, Kazushi Oshino, Ryozo Nakai, Yasuteru Eguchi, Tetsuji Iwasaki | 1994-12-06 |
| 5354565 | Biocide activator | Tetsuji Iwasaki, Tadashi Moriyama | 1994-10-11 |
| 5164179 | Biocide activator | Kazuhiko Kurita, Tetsuji Iwasaki | 1992-11-17 |
| 4868217 | Bactericidal composition | Seiichi Araki, Mamoru Suzuki, Tetsuji Iwasaki | 1989-09-19 |
| 4762547 | Enhancement of biocide | Tetsuji Iwasaki | 1988-08-09 |