Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6502307 | Double row taper-roller bearing and method of assembling the same bearing | Katsumi Kobayashi, Eishi Shibuya | 2003-01-07 |
| 6287015 | Double row taper-roller bearing | Katsumi Kobayashi, Eishi Shibuya | 2001-09-11 |