Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4542042 | Process for preparing free-flowing ethylcellulose microcapsules | Masayoshi Samejima, Takashi Ishibashi | 1985-09-17 |
| 4486471 | Process for preparing ethylcellulose microcapsules | Masayoshi Samejima, Yoshiyuki Koida, Akira Kida | 1984-12-04 |
| 4462982 | Microcapsules and method of preparing same | Masayoshi Samejima, Yoshiyuki Koida, Yoshinori Kobayashi, Akira Kida | 1984-07-31 |
| 4443497 | Method of preparing microcapsules | Masayoshi Samejima | 1984-04-17 |
| 4411933 | Process for preparing ethylcellulose microcapsules | Masayoshi Samejima | 1983-10-25 |
| 4389331 | Process for preparing pharmaceutically active compound-containing microcapsules | Masayoshi Samejima, Yoshiyuki Koida | 1983-06-21 |
| 4218333 | Process for the preparation of pharmaceutical substance-containing microcapsules | Masayoshi Samejima | 1980-08-19 |