Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7579932 | Resonator SAW filter having a control interdigital transducer between input and output interdigital transducers | Katsuro Yoneya, Masahiro Oshio | 2009-08-25 |
| 6946932 | Surface acoustic wave resonator with an interdigital transducer divided into regions having a different fixed pitch | Yoshio Maeda, Takashi Yamazaki, Keigo Iizawa | 2005-09-20 |
| 6937116 | Longitudinal double-mode saw filter utilizing electrode finger phase weighting | Masahiro Oshio, Satoru Hayashi, Katsuro Yoneya | 2005-08-30 |
| 6384698 | Transverse double mode saw filter | Satoru Hayashi, Takashi Yamazaki | 2002-05-07 |
| 6335667 | Multi-longitudinal mode coupled saw filter | Satoru Hayashi, Takashi Yamazaki | 2002-01-01 |
| 6160339 | Two-port saw resonator | Takashi Yamazaki | 2000-12-12 |
| 5912602 | Surface acoustic wave device and method for designing same using resonators having different frequency-temperature characteristics | Shigeo Kanna, Eishi Momosaki | 1999-06-15 |
| 5895996 | Saw device | Eishi Momosaki, Yoshinori Ikusaka | 1999-04-20 |
| 5607236 | Quartz oscillator temperature sensor | Mitsuru Nagai | 1997-03-04 |
| 5325574 | Method of forming a quartz oscillator temperature sensor | Mitsuru Nagai | 1994-07-05 |
| 4468634 | Crystal oscillator producing two frequencies by means of amplitude modulation and demodulation | Eishi Momosaki | 1984-08-28 |