Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6222300 | Communication system using a surface acoustic wave-matched filter | Kazuo Tsubouchi, Hiroaki Sasaki, Kazuma Soeta, Tomohiko Shibata | 2001-04-24 |
| 5281882 | Surface acoustic wave element | — | 1994-01-25 |
| 5200664 | Surface acoustic wave device | — | 1993-04-06 |
| 5196720 | Narrow band interference signal removing device | Katsuyuki Omori | 1993-03-23 |
| 5111100 | Surface acoustic wave device and method for fabricating same | Osamu Noguchi | 1992-05-05 |
| 5075652 | Wide band surface acoustic wave filter having constant thickness piezoelectric layer and divergent transducers | — | 1991-12-24 |
| 5030930 | Surface-acoustic-wave convolver | — | 1991-07-09 |
| 5028101 | Surface-acoustic-wave device and notch filter device having a plurality of diode array channels | Osamu Noguchi | 1991-07-02 |
| 4879487 | Surface-acoustic-wave device | Kiyotaka Sato, Hiroshi Nishizato | 1989-11-07 |
| 4516049 | Multi-layer acoustic surface wave device having minimal delay time temperature coefficient | Nobuo Mikoshiba, Kazuo Tsubouchi | 1985-05-07 |
| 4511816 | Surface acoustic wave device using an elastic substrate and an aluminum nitride piezoelectric film | Nobuo Mikoshiba, Kazuo Tsubouchi | 1985-04-16 |