Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889926 | "Method for the synthesis of (2""R)-4'-O-tetra-hydropyranyladriamycim using 14-chloro-daunomycin as an intermediate" | Tomoya Machinami, Ken Nishihata, Shinichi Kondo, Tomio Takeuchi | 1989-12-26 |
| 4879411 | Method for racemization of optically active serine | Ken-ichi Ishiwata, Nobuyoshi Makiguchi, Shoichiro Miyahara, Toshio Matsumoto, Kazunari Nitta | 1989-11-07 |
| 4870207 | Synthesis of arphamenine A | Hamao Umezawa, Takaaki Aoyagi, Kuniaki Tatsuta, Shunzo Fukatsu | 1989-09-26 |