Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D467671 | Roof tile | — | 2002-12-24 |
| 6356693 | Semiconductor optical pulse compression waveguide | Mitsuaki Shimizu | 2002-03-12 |
| 6350943 | Electric instrument amplifier | Michio Suruga, Kentaro Matsumoto | 2002-02-26 |