Issued Patents All Time
Showing 51–62 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873342 | Dipeptide derivative and synthesis and use thereof | Takaharu Tanaka, Masayuki Saitoh, Naoki Higuchi | 1989-10-10 |
| 4856800 | Pipe joining construction of a bicycle frame | Noboru Yamaguchi | 1989-08-15 |
| 4846490 | Construction of a bicycle frame for joining chainstays with a bottom bracket shell | Noboru Yamaguchi | 1989-07-11 |
| 4826870 | Pyrrolidineamide derivative of acylamino acid and pharmaceutical containing the same | Naoki Higuchi, Masayuki Saitoh, Harukazu Fukami, Takaharu Tanaka | 1989-05-02 |
| 4810721 | Pyrrolidineamide derivative having anti-prolyl endopeptidase | Masayuki Saitoh, Takaharu Tanaka, Naoki Higuchi, Harukazu Fukami | 1989-03-07 |
| 4778514 | N-acyl amino acid derivative and process for production and use thereof | Takaharu Tanaka, Naoki Higuchi, Masayuki Saito | 1988-10-18 |
| 4772587 | Dipeptide derivative of fatty acid | Takaharu Tanaka, Naoki Higuchi, Masayuki Saitoh | 1988-09-20 |
| 4757083 | Novel pyrrolidinylamide ester derivatives having anti-prolyl endopeptidase activity and synthesis and use thereof | Naoki Higuchi, Masayuki Saitoh, Harukazu Fukami, Takaharu Tanaka | 1988-07-12 |
| 4743616 | Novel biologically active compound having anti-prolyl endopeptidase activity | Takaharu Tanaka, Naoki Higuchi, Masayuki Saitoh | 1988-05-10 |
| 4701210 | N-substituted glutamic acid derivative and process for production and use thereof | Takaharu Tanaka, Naoki Higuchi, Masayuki Saito | 1987-10-20 |
| 4701465 | N-acylpyrrolidine derivative and synthesis and use thereof | Takaharu Tanaka, Masayuki Saitoh, Naoki Higuchi | 1987-10-20 |
| D281967 | Rim for bicycles | — | 1985-12-31 |