Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8261427 | Methods for manufacturing crystal devices | Toshiaki Takeuchi | 2012-09-11 |
| 6844795 | SAW filter with an improved attenuation characteristic at a frequency any multiple of an attenuation pole frequency at one or both sides of a pass band | — | 2005-01-18 |
| 6031435 | Multiple-stage ladder type SAW filter having series resonators with decreasing electrode pitches | Hok Huor Ou | 2000-02-29 |
| 5963113 | Saw ladder filter with inter-stage matching saw resonator | Hok Huor Ou | 1999-10-05 |