Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4789758 | Process for the production of an N-protected-L-.alpha.-aspartyl-L-phenylalanine | Tadashi Takemoto, Toshihide Yukawa | 1988-12-06 |
| 4740616 | Process for the production of an N-protected-L-.alpha.-aspartyl-L-phenylalanine | Tadashi Takemoto, Toshihide Yukawa | 1988-04-26 |
| 4680403 | Process for producing N-protected-.alpha.-L-aspartyl-L-phenylalanine methyl ester | Tadashi Takemoto, Toyoto Hijiya, Satoji Takahashi | 1987-07-14 |
| 4673744 | Method for conversion of .beta.-aspartylphenylalanine derivatives to .alpha . | Tadashi Takemoto, Toshihide Yukawa | 1987-06-16 |