Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6794683 | Diamond substrate having piezoelectric thin film, and method for manufacturing it | Natsuo Tatsumi | 2004-09-21 |
| 6709730 | Method of making diamond product and diamond product | Yoshiki Nishibayashi, Kiichi Meguro, Yutaka Ando | 2004-03-23 |
| 6710513 | Surface acoustic wave device and substrate thereof | Hideaki Nakahata, Akihiro Hachigo, Natsuo Tatsumi, Shinichi Shikata | 2004-03-23 |