Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7884204 | Phenylalanine derivatives | Tatsuya Okuzumi, Kazuyuki Sagi, Toshihiko Yoshimura, Eiji Nakanishi, Miho Ono +1 more | 2011-02-08 |
| 7605165 | Phenylalanine derivatives | Kazuyuki Sagi, Hiroyuki Izawa, Akira Chiba, Tatsuya Okuzumi, Toshihiko Yoshimura +2 more | 2009-10-20 |
| 7250516 | Phenylalanine derivatives | Tatsuya Okuzumi, Kazuyuki Sagi, Toshihiko Yoshimura, Eiji Nakanishi, Miho Ono +1 more | 2007-07-31 |
| 6436922 | 5,11-dihydrobenzo[b,e][1,4]oxazepine derivatives and pharmaceutical compositions containing the same | Keiji Misumi, Yoshinari Kawakami, Masahiko Moriguchi, Kazuyoshi Takahashi, Hiroki Okamoto +3 more | 2002-08-20 |
| 6127361 | 5,11-dihydrodibenzo[b,e][1,4]oxazepine derivatives and pharmaceutical compositions containing the same | Keiji Misumi, Yoshinari Kawakami, Masahiko Moriguchi, Kazuyoshi Takahashi, Hiroki Okamoto +3 more | 2000-10-03 |
| 5994012 | Naphthoquinone derivative and electrophotosensitive material using same | Yukimasa Watanabe, Sakae Saito, Hirofumi Kawaguchi, Akiyoshi Urano, Fumio Sugai +7 more | 1999-11-30 |
| 5983056 | Photosensitive drum and image processing unit | Toshiyuki Fukami, Tetsuro Tomoe, Yoshifumi Okauchi, Tohru Ueno, Hiroshi Mishima | 1999-11-09 |
| 5863688 | Naphthoquinone derivative | Yukimasa Watanabe, Sakae Saito, Hirofumi Kawaguchi, Akiyoshi Urano, Fumio Sugai +7 more | 1999-01-26 |
| 5773613 | Tryptoanthrinimine derivative and electrophotosensitive material using the same | Hirofumi Kawaguchi, Nobuko Akiba, Yukimasa Watanabe, Hiroaki Iwasaki, Yasuyuki Hanatani +7 more | 1998-06-30 |
| 5705694 | Trinitrofluoroenonimine derivative and electrophotosensitive material using the same | Hirofumi Kawaguchi, Yasufumi Mizuta, Syunichi Matsumoto, Nobuko Akiba, Toshiyuki Fukami +2 more | 1998-01-06 |
| 5616441 | Tryptoanthorine derivative contained in electrophotosensitive material | Hirofumi Kawaguchi, Yasufumi Mizuta, Syunichi Matsumoto, Nobuko Akiba, Toshiyuki Fukami +2 more | 1997-04-01 |
| 5565963 | Image forming apparatus capable of changing the surface potential of a photosensitive member | Mitsuji Tsujita, Nariaki Tanaka, Takashi Terada, Takuji Terada | 1996-10-15 |
| 5312815 | Fungicidal (+)-2-(2,4-difluorophenyl)-3-methyl-1-(1H-1,2,4-triazol-1-yl)3-(6-(1H-1, 2,4-triazol-1-yl)pyridazin-3-ylthio) butan-2-ol | Teruyuki Yuasa, Yoshinari Kawakami, Kohji Terashima, Tatsuya Morita, Atsushi Nishikawa +1 more | 1994-05-17 |