Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8614651 | Thin apparatus for displaying image | Xiong Chen, Osamu Kihara | 2013-12-24 |
| D348466 | Headphone | — | 1994-07-05 |
| D348465 | Headphone | — | 1994-07-05 |
| D347434 | Headphone | — | 1994-05-31 |
| D345163 | Headphone | — | 1994-03-15 |
| D345162 | Headphone | — | 1994-03-15 |
| D338010 | Headphone | — | 1993-08-03 |
| D337767 | Infra-red ray transmission machine for cordless headphone | Takashi Sogabe | 1993-07-27 |
| D333560 | Earphone case | Ohshi Miyashita | 1993-03-02 |
| D328461 | Headphone | Fumitake Daido | 1992-08-04 |
| D325578 | Transmitter for a headphone | Takefumi Daido, Ryuta Kanno | 1992-04-21 |
| D319241 | Headphone | Takefumi Daido, Akira Yamazaki | 1991-08-20 |
| D318473 | Earphone earpiece | Ohshi Miyashita | 1991-07-23 |
| D316106 | Hand held copying machine | — | 1991-04-09 |