Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4491668 | Process for preparing L-ascorbic acid | Kanji Tokuyama, Masumi Kiyokawa | 1985-01-01 |
| 4314845 | N.sup.4 -Phenoxyalkanoylsulfanilamides and herbicidal composition containing the same | Kanji Ito, Hisajiro Yukinaga, Jitsuo Sugita | 1982-02-09 |