Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6444928 | Multiple push button matrix switch with permeable film flanged portion and hermetic sealing | Satoshi Okamoto | 2002-09-03 |
| 6388349 | Mounting structure for vibrator with contact power supply | Seiji Ioka | 2002-05-14 |