Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5346650 | Graphite interlaminar compound and method for producing the same | Osamu Toda, Masahiko Ohhira | 1994-09-13 |
| 4309589 | Method and apparatus for electron beam welding | Tatsuya Hashimoto, Hirosada Irie, Susumu Tukamoto | 1982-01-05 |