Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4726960 | Medical material and process for its production | Tsutomu Sawada, Kyoji Yoshida, Masanori Fujikawa | 1988-02-23 |
| 4664658 | Medical material and process for its production | Tsutomu Sawada, Kyoji Yoshida, Masanori Fujikawa | 1987-05-12 |