Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5629709 | Tracking control device of antenna loaded on movable body and tracking control method of the antenna | — | 1997-05-13 |
| 5625248 | Piezoelectric buzzer | Shuho Saito, Isao Okada, Osamu Segawa | 1997-04-29 |