Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879411 | Method for racemization of optically active serine | Ken-ichi Ishiwata, Takeshi Nakamura, Nobuyoshi Makiguchi, Shoichiro Miyahara, Kazunari Nitta | 1989-11-07 |
| 4835677 | System for directly and indirectly accessing control registers by different operating systems based upon value of operating system indication bit | Kiyosumi Sato, Yoshihiro Mizushima, Katsumi Ohnishi, Motokazu Kato | 1989-05-30 |