Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1082819 | Display screen with graphical user interface | Aiko Takiwaki, Risa Sonobe | 2025-07-08 |
| D797717 | Digital audio disc player for automobile | Yu Sakata, Yasuhiro Suzuki | 2017-09-19 |
| D771017 | Speaker | Yuzuko Sasaki | 2016-11-08 |
| D762623 | Earphone | — | 2016-08-02 |
| D759633 | Earphone | — | 2016-06-21 |
| D753636 | Earphone | — | 2016-04-12 |
| D752018 | Headphone | — | 2016-03-22 |
| D702669 | Portion of earphone | — | 2014-04-15 |
| D699214 | Portion of headphones | — | 2014-02-11 |
| D686592 | Headphone | — | 2013-07-23 |
| D683334 | Earphone | — | 2013-05-28 |
| D663291 | Earphone | — | 2012-07-10 |
| D658630 | Headphone | — | 2012-05-01 |
| D657779 | Earphone | — | 2012-04-17 |
| D641011 | Earphone | — | 2011-07-05 |
| D635960 | Earphones | Yuto Nomura | 2011-04-12 |
| D597084 | Earphone | — | 2009-07-28 |
| D585050 | Headphones | — | 2009-01-20 |
| D573581 | Headphones | Kaoru Maruta | 2008-07-22 |
| D554627 | Headphone | — | 2007-11-06 |
| D553121 | Speaker | Akiko Yokoyama, Shinichi Ohtsuki, Masaya Mihara | 2007-10-16 |