Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6912288 | Piezoelectric electroacoustic transducer and manufacturing method of the same | Mikio Nakashima, Kiyoshi Iyama | 2005-06-28 |
| 6545386 | Method for adjusting frequency of piezoelectric resonator | — | 2003-04-08 |
| 6414569 | Method of adjusting frequency of piezoelectric resonance element by removing material from a thicker electrode or adding, material to a thinner electrode | — | 2002-07-02 |
| 5448212 | Deflection yoke device | Shinji Ohtsu, Tsunehiko Katano | 1995-09-05 |