Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4416555 | Bearing system for vertical type rotary machine | Shunzo Tomioka, Kinpei Okano, Akira Hasegawa, Akira Kitamura | 1983-11-22 |
| 4291926 | Guide bearing device | Shunzo Tomioka, Kinpei Okano, Yosio Furukawa | 1981-09-29 |