Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7848537 | Voice coil bobbin, manufacturing method thereof and speaker device | Yoshihide Goto, Taiki Goto, Shuji Higuchi | 2010-12-07 |
| 7848538 | Speaker voice coil and speaker unit using the same | Seiya Sato | 2010-12-07 |
| 7065320 | Satellite signal receiver | Akifumi Miyano | 2006-06-20 |
| 6909788 | Speaker voice coil bobbin and method of manufacturing same | Tomoyuki Shimada | 2005-06-21 |
| 6867374 | Ceramic insulation coated electric wire self-fusing ceramic insulation coated electric wire coating composition and coil and voices coil for speaker | Yoshitaka Kobayashi, Tomoyuki Shimada, Masatake Uehara | 2005-03-15 |
| 6845169 | Speaker parts and method of manufacturing same | — | 2005-01-18 |
| 6788799 | Speaker device and associated method for manufacturing the speaker device | Yasuhisa Abe, Yoshitaka Kobayashi | 2004-09-07 |
| 6740202 | Speaker diaphragm and method of manufacturing same | Hideo Sekikawa, Koji Maekawa, Tomoyuki Shimada | 2004-05-25 |
| 6686877 | Satellite signal receiver | Akifumi Miyano | 2004-02-03 |
| 6604271 | Process for processing a conductive damper for use in speaker | Takeshi Tokusho | 2003-08-12 |
| 6563765 | Clock system | — | 2003-05-13 |
| 6448927 | Position information system | Arata Kurosawa, Masaki Arima, Akifumi Miyano | 2002-09-10 |
| 6121921 | Position detection apparatus | — | 2000-09-19 |