Issued Patents 1997
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686771 | Electric motor | Koichi Katakura | 1997-11-11 |
| 5675430 | Rotary polygon mirror | Shinji Ohta | 1997-10-07 |
| 5666219 | Rotary polygon mirror type light deflecting system | Koichi Katakura | 1997-09-09 |
| 5661588 | Rotary polygon mirror type light deflecting system | Koichi Katakura | 1997-08-26 |
| 5653541 | Disk driving motor | Shinji Kinoshita | 1997-08-05 |
| 5638233 | Magnetic disk drive motor having a fixed shaft with circumferential grooves for integrating the bearing therewith and having a disc abutting the outer ring of the bearing | — | 1997-06-10 |
| 5636084 | Magnetic disk drive motor including a fixed shaft having mounted thereon a ball bearing with a rotor fixed at one end thereof and having a disc abutting the outer ring of the bearing | — | 1997-06-03 |
| 5606475 | Magnetic disc drive motor including a fixed shaft having mounted thereon a lower bearing member with a portion for mounting a rotor | — | 1997-02-25 |