Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859881 | Filter circuit | Tsutomu Kume, Nobuo Yamazaki, Fumiharu Hashimoto, Koichi Ohya | 1989-08-22 |
| 4847366 | 5-fluorouridine derivative and preparation of the same | Kazuhiro Shimokawa, Kunitada Tanaka, Yorisato Hisanaga | 1989-07-11 |
| 4841461 | Filter adjustment apparatus and method | Tsutomu Kume, Nobuo Yamazaki, Fumiharu Hashimoto, Koichi Ohya | 1989-06-20 |
| 4812773 | Filter adjustment apparatus and method | Tsutomu Kume, Nobuo Yamazaki, Fumiharu Hashimoto, Koichi Ohya | 1989-03-14 |
| 4810790 | 5-fluorouracil derivatives useful as carcinostatic substances | Kazuhiro Shimokawa, Toru Yoshizawa, Toshihiko Kawano, Hiroyuki Iwai | 1989-03-07 |