Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6794905 | CMOS inverter | Masayoshi Isobe | 2004-09-21 |
| 6772855 | Damper for speaker and method of producing the same | Hiroyuki Tomiyama, Satoshi Hachiya | 2004-08-10 |
| 6742622 | Molded foam resin, process for forming the same and speaker diaphragm consisting of the same | Yoshitaka Kobayashi, Jiro Nakazono | 2004-06-01 |
| 6717482 | Oscillator circuit and integrated circuit for oscillation | Kenichi Sato | 2004-04-06 |