Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6492042 | Ceramics material and producing the same | Keiji Morita, Haruo Murayama | 2002-12-10 |
| 6474562 | Gas injector and gas injection direction adjusting method | Yasuo Imanaka, Hiromitsu Harada, Yukio Miyaki | 2002-11-05 |