Issued Patents 2002
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6500052 | Method of polishing a ceramic substrate | Hirohiko Nakata, Motoyuki Tanaka, Yasuhisa Yushio | 2002-12-31 |
| 6458444 | Ceramic substrate and polishing method thereof | Hirohiko Nakata, Motoyuki Tanaka, Yasuhisa Yushio | 2002-10-01 |
| 6428741 | Aluminum nitride sintered body and method of preparing the same | Yasuhisa Yushio, Hirohiko Nakata, Kazutaka Sasaki, Motoyuki Tanaka, Yasuhiro Murase | 2002-08-06 |
| 6423400 | Susceptor for semiconductor manufacturing equipment and process for producing the same | Yasuhisa Yushio, Hirohiko Nakata | 2002-07-23 |
| 6392197 | Ceramic heater for toner-fixing units and method for manufacturing the heater | Hirohiko Nakata | 2002-05-21 |
| 6384378 | Ceramic heater for toner-fixing units and method for manufacturing the heater | Hirohiko Nakata | 2002-05-07 |