Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6967312 | Semiconductor manufacturing/testing ceramic heater, production method for the ceramic heater and production system for the ceramic heater | Yasuiji Hiramatsu, Yasutaka Ito | 2005-11-22 |
| 6924464 | Ceramic heater and manufacturing method of ceramic heater | Yanling Zhou, Yasutaka Ito | 2005-08-02 |