Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6533460 | Hydrodynamic type porous oil-impregnated bearing | Kazuo Okamura, Yasuhiro Yamamoto, Natsuhiko Mori, Makoto Shiranami | 2003-03-18 |
| 6513980 | Hydrodynamic type porous oil-impregnated bearing | Kazuo Okamura, Yasuhiro Yamamoto, Natsuhiko Mori, Makoto Shiranami | 2003-02-04 |