Issued Patents All Time
Showing 1–25 of 77 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12429657 | Optical device and manufacturing method for optical device | Kazushige Oki, Kazunobu Kobayashi, Hiroshi Hara, Eiji Tsumura, Masanobu Kawamura +4 more | 2025-09-30 |
| D1090428 | Battery charger for earphones | Yuka Ito, Arwa Borsadwala | 2025-08-26 |
| 12296491 | Remote controlled device, image display device, and video display control method | Takayuki Arase, Shunichi Fujii, Yuichi Arahata | 2025-05-13 |
| 12005570 | Image display device and image display method | Shunichi Fujii, Yuichi Arahata, Takayuki Arase | 2024-06-11 |
| D1030653 | Battery charger for earphones | Qian Zhang | 2024-06-11 |
| D1026811 | Battery charger for earphones | Ryotaro Futamura, Qian Zhang | 2024-05-14 |
| D1025008 | Headphone with microphone | Daisuke Hachiri | 2024-04-30 |
| 11901946 | Optical transmitter | Hiroshi Hara, Eiji Tsumura, Masanobu Kawamura | 2024-02-13 |
| D991913 | Earphone | Qian Zhang | 2023-07-11 |
| D971874 | Headphone | — | 2022-12-06 |
| D959368 | Battery charger for earphone | Yui Ando | 2022-08-02 |
| D959411 | Earphone | Yui Ando | 2022-08-02 |
| D954026 | Earphone | Yuzuko Sasaki | 2022-06-07 |
| D949822 | Headphone | — | 2022-04-26 |
| D949786 | Battery charger for earphone | Daisuke Hachiri | 2022-04-26 |
| D946554 | Earphone | Yuzuko Sasaki | 2022-03-22 |
| D946514 | Battery charger for earphones | — | 2022-03-22 |
| D946511 | Battery charger for earphone | Yuzuko Sasaki | 2022-03-22 |
| 11051118 | Sound pickup device and sound pickup method | Hiroshi Uchida, Hisako Murata, Takahiro Gejo, Yumi Fujii, Kuniaki TAKACHI +3 more | 2021-06-29 |
| D921614 | Earphone | — | 2021-06-08 |
| D912126 | Video projector | — | 2021-03-02 |
| D912016 | Earphone | Yui Ando | 2021-03-02 |
| D902181 | Earphone | Takaaki Maeda, Jeong-ju Choe | 2020-11-17 |
| D895572 | Earphone | Takaaki Maeda, Yui Ando | 2020-09-08 |
| D890123 | Headphone | — | 2020-07-14 |