Issued Patents All Time
Showing 51–71 of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D539267 | Headphone | — | 2007-03-27 |
| D536693 | Speaker box | — | 2007-02-13 |
| D519497 | Headphone | — | 2006-04-25 |
| D519490 | Speaker | — | 2006-04-25 |
| D519110 | Headphone | — | 2006-04-18 |
| D517526 | Ear piece for a headphone | — | 2006-03-21 |
| D517045 | Headphone | — | 2006-03-14 |
| 6936490 | Semiconductor wafer and its manufacturing method | Yoshihisa Abe, Shunichi Suzuki, Hideo Nakanishi, Kazutaka Terashima | 2005-08-30 |
| D505937 | Disc player | — | 2005-06-07 |
| D492942 | Headphone | — | 2004-07-13 |
| D492941 | Headphone | — | 2004-07-13 |
| D492943 | Headphone | — | 2004-07-13 |
| D477822 | Headphone | — | 2003-07-29 |
| D477592 | Headphone | — | 2003-07-22 |
| D477593 | Headphone | — | 2003-07-22 |
| D452852 | Disc player combined with radio receiver and tape recorder | Kuninori Hyogo, Takashi Sogabe | 2002-01-08 |
| D435252 | Wireless telephone | Koji Shindo | 2000-12-19 |
| D434751 | Speaker box | Takashi Sogabe | 2000-12-05 |
| D429233 | Disc recorder | — | 2000-08-08 |
| D421987 | Wireless telephone | — | 2000-03-28 |
| D410922 | Charger for wireless telephone | — | 1999-06-15 |