Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11252790 | Ceramic heater | Naoya Nakanishi, Yusuke Makino | 2022-02-15 |
| 7215508 | Ceramic dynamic-pressure bearing and hard disk drive using the same | Hironobu Ishikawa | 2007-05-08 |
| 6659647 | Ceramic dynamic pressure bearing, motor with bearing, hard disk device, and polygon scanner | Hironobu Ishikawa, Tetsuji Yogo | 2003-12-09 |