Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6476691 | Surface acoustic wave filter | Shigeru Tsuzuki, Tsutomu Igaki, Ken Matsunami, Hiroyuki Nakamura, Toru Yamada | 2002-11-05 |
| 6469598 | SAW filter with unidirectional transducer and communication apparatus using the same | Shigeru Tsuzuki, Tsutomu Igaki, Ken Matsunami | 2002-10-22 |
| 6351196 | Surface acoustic wave filter and multistage surface acoustic wave filter | Hiroyuki Nakamura, Toru Yamada, Toshio Ishizaki | 2002-02-26 |
| 6348845 | Surface acoustic wave filter and multistage surface acoustic wave filter | Hiroyuki Nakamura, Toru Yamada, Toshio Ishizaki | 2002-02-19 |