Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9190980 | Elastic wave filter | — | 2015-11-17 |
| 9083305 | Acoustic wave filter | — | 2015-07-14 |
| 9019046 | Elastic wave filter | Takashi Ohtani | 2015-04-28 |
| 8207800 | Elastic wave filter including a grating reflector between tapered input and output IDT electrodes | — | 2012-06-26 |
| 8125301 | Transversal type filter | — | 2012-02-28 |
| 7764144 | Elastic wave filter with tapered IDT electrodes | — | 2010-07-27 |
| 7067963 | Surface acoustic wave device | Yasushi Yamamoto, Hiroshi Kawahara, Yoshihiro Takahashi, Minoru Sakai | 2006-06-27 |
| 6750592 | Surface acoustic wave filter and surface acoustic wave filter apparatus | Yoshihiro Takahashi, Yasushi Yamamoto, Hiroshi Kawahara | 2004-06-15 |
| 6088197 | Thin film magnetic head with reduced-area common pole layer for improving recording density | — | 2000-07-11 |