Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5241442 | Alignment disk | — | 1993-08-31 |
| 4568753 | Rust-preventive agent | Katsushige Koge | 1986-02-04 |
| 4367097 | Method for manufacturing granular organic rubber chemical composition | Yasuhiro Sakanaka, Takao Hayashi, Tatsuya Koizumi | 1983-01-04 |