Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10930448 | Push-button switch member | Masayuki Ito | 2021-02-23 |
| 9966952 | Switch apparatus | Noriaki Okada | 2018-05-08 |
| 6413598 | Cover member for illuminated push button switch and method for manufacturing same | Sadao Nakano | 2002-07-02 |
| 5573107 | Internally-illuminable push-button switch unit | Sadao Nakano, Mikio Kiyosawa, Noboru Nakafuji | 1996-11-12 |