Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8015850 | Spring manufacturing machine | Katsuhide Tsuritani | 2011-09-13 |
| 4726960 | Medical material and process for its production | Tsutomu Sawada, Shozo Takano, Masanori Fujikawa | 1988-02-23 |
| 4664658 | Medical material and process for its production | Tsutomu Sawada, Shozo Takano, Masanori Fujikawa | 1987-05-12 |