Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6806218 | Grain oriented ceramics, thermoelectric conversion element and production process thereof | Hiroshi Itahara, Shin Tajima, Kunihito Koumoto | 2004-10-19 |
| 6692652 | Grain oriented ceramics | Hisaaki Takao, Yasuyoshi Saito | 2004-02-17 |