Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8729512 | Optical coupling element and method for manufacturing the same | Shoji Hashizume | 2014-05-20 |
| 6881896 | Semiconductor device package | — | 2005-04-19 |
| 5043954 | Apparatus for preventing turning-in and transmitter for vehicle | Seiei Takeoka | 1991-08-27 |