Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798691 | Capsule-shaped polymer particles and process for the production thereof | Kiyoshi Kasai, Masayuki Hattori, Hiromi Takeuchi | 1989-01-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798691 | Capsule-shaped polymer particles and process for the production thereof | Kiyoshi Kasai, Masayuki Hattori, Hiromi Takeuchi | 1989-01-17 |