Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5496815 | Thiazine (or oxazine) derivatives and preparation thereof | Shin-ichi Kodato, Kousuke Yasuda, Yukitsuka Kudo, Kayoko Maeda | 1996-03-05 |
| 5281592 | Thiazine derivatives and preparation thereof | Shin-ichi Kodato, Kousuke Yasuda, Yukitsuka Kudo, Kayoko Maeda | 1994-01-25 |
| 5252589 | Benzocycloheptene derivative and process for preparation thereof | Kosuke Yasuda, Masamichi Morimoto, Tohru Ishizuka, Kunio Nosaka | 1993-10-12 |
| 5246929 | Naphtho thiazine (or oxaline) derivatives and preparations thereof | Shin-ichi Kodato, Kousuke Yasuda, Yukitsuka Kudo, Kayoko Maeda | 1993-09-21 |
| 4948900 | Benzoxazole derivatives | Ikuo Iijima, Kunihito Okumura, Masanori Inamasu | 1990-08-14 |
| 4897393 | Benzoxazole derivatives | Ikuo Iijima, Kunihito Okumura, Masanori Inamasu | 1990-01-30 |
| 4882340 | Benzofuran derivative and processes for preparing the same | Ikuo Iijima, Yutaka Saiga, Tohru Ishizuka, Kunio Nosaka | 1989-11-21 |
| 4829067 | Benzo-furan derivative | Ikuo Iijima, Yutaka Saiga, Tohru Ishizuka, Kunio Nosaka | 1989-05-09 |
| 4824833 | Benzoxazine derivatives | Ikuo Iijima, Kunihito Okumura, Masanori Inamasu | 1989-04-25 |
| 4241052 | Novel nitrosourea compounds and process for preparing the same | Kenji Tsujihara, Yoshihisa Arai | 1980-12-23 |
| 4241053 | Novel nitrosourea compounds and process for preparing the same | Kenji Tsujihara, Yoshihisa Arai | 1980-12-23 |
| 4182757 | Novel nitrosourea compounds and process for preparing the same | Kenji Tsujihara, Yoshihisa Arai | 1980-01-08 |