Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874752 | Benzoquinone derivatives and production thereof | Shinji Terao, Hisayoshi Okazaki | 1989-10-17 |
| 4835707 | Automatic analysis method and apparatus for enzyme reaction | Toshio Amano | 1989-05-30 |
| 4831265 | Method of producing quinone derivatives | Masazumi Watanabe | 1989-05-16 |
| 4818441 | Quinine derivatines | Shinji Terao, Mitsuru Kawada, Mitsuru Shiraishi | 1989-04-04 |
| 4808339 | Benzoquinone derivatives | Shinji Terao, Hisayoshi Okazaki | 1989-02-28 |