Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5607048 | Light illumination membrane switch with reduced size and improved light illumination | Masahiro Kaizu | 1997-03-04 |
| 5471023 | Light illumination membrane switch with reduced size and improved light illumination | Masahiro Kaizu | 1995-11-28 |
| 5294762 | Click-action membrane switch unit | Masahiro Kaizu | 1994-03-15 |