Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5116941 | Peptide substrates for determination of enzyme activity | Yoshio Nakamura, Katsumasa Kuroiwa, Takeshi Nagasawa | 1992-05-26 |
| 5115099 | Substrates for determination of enzyme activity and intermediates for synthesis of the substrates as well as process for producing the intermediates | Katsumasa Kuroiwa, Hitoshi Matsuura, Katsuhiro Katayama, Takeshi Nagasawa, Koji Endo | 1992-05-19 |
| 4584398 | Arginyl-3-carboxy-4-hydroxyanilide | Katsumasa Kuroiwa, Takeshi Nagasawa | 1986-04-22 |
| 4564695 | Process for producing arginyl-p-nitroanilide | Katsumasa Kuroiwa, Takeshi Nagasawa | 1986-01-14 |