Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5623079 | Method of preparing N-formyl-L-aspartic anhydride | Takehiko Kataoka, Osahiro Sato | 1997-04-22 |
| 5621137 | Method of dissolving crystals of L-.alpha.-aspartyl-L-phenylalanine methyl ester | Masayoshi Naruse, Haruo Kawasaki, Harutoshi Oura, Masao Nakamura, Hideo Takeda | 1997-04-15 |