Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5656846 | Semiconductor acceleration sensor and method of fabrication thereof | — | 1997-08-12 |
| 5650688 | Field emission cold cathode element having exposed substrate | Hideo Makishima, Hironori Imura | 1997-07-22 |
| 5648698 | Field emission cold cathode element having exposed substrate | Hideo Makishima, Hironori Imura | 1997-07-15 |
| 5635789 | Cold cathode | Hideo Makishima, Hironori Imura | 1997-06-03 |