Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4931562 | Piperidines | Yasuhiro Akabane, Masami Fujiwara | 1990-06-05 |
| 4820437 | Bleaching composition | Yasuhiro Akabane, Masami Fujiwara | 1989-04-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4931562 | Piperidines | Yasuhiro Akabane, Masami Fujiwara | 1990-06-05 |
| 4820437 | Bleaching composition | Yasuhiro Akabane, Masami Fujiwara | 1989-04-11 |