Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1078164 | Hair clipper | Gakuto Takahashi, Mikiyasu Ishikura | 2025-06-03 |
| D1016393 | Grooming device holder | Gakuto Takahashi, Mikiyasu Ishikura | 2024-02-27 |
| D1010931 | Electric shaver | Gakuto Takahashi, Mikiyasu Ishikura | 2024-01-09 |
| D1010222 | Hair clipper | Gakuto Takahashi, Mikiyasu Ishikura | 2024-01-02 |
| D1005588 | Nose hair trimmer | Gakuto Takahashi, Mikiyasu Ishikura | 2023-11-21 |
| D971609 | Electric toothbrush | Gakuto Takahashi, Mikiyasu Ishikura | 2022-12-06 |
| 10412842 | Image display device | Yuichi Hasegawa, Katsumasa Ando, Masakatsu Itou, Akihiro Adachi, Yuki Sugiyama +2 more | 2019-09-10 |
| D736764 | Tablet computer | Ryoichi Yagi, Masayuki Nakajima, Kazuhiko Shibata | 2015-08-18 |
| D718737 | Speaker box | — | 2014-12-02 |
| D718274 | Speaker box | — | 2014-11-25 |
| D678855 | Telephone base unit | Akira Nakajima, Takashi Hasegawa, Masashi Furuno | 2013-03-26 |
| D671516 | Telephone handset | Takayuki Ookawa | 2012-11-27 |
| D671518 | Telephone base unit | Takayuki Ookawa | 2012-11-27 |
| D669878 | Telephone handset | Masashi Furuno | 2012-10-30 |
| D664520 | Telephone base unit | Toshiya Moriyama | 2012-07-31 |
| D659569 | Portable navigator | — | 2012-05-15 |
| D657772 | Telephone base unit | Takashi Hasegawa, Toshiya Moriyama | 2012-04-17 |