Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D961790 | Hand warmer | Tetsuya Maruyama | 2022-08-23 |
| D951467 | Hand warmer | Tetsuya Maruyama | 2022-05-10 |
| D951466 | Hand warmer | Tetsuya Maruyama | 2022-05-10 |
| D930174 | Hand warmer | Tetsuya Maruyama | 2021-09-07 |
| 9671133 | Heating device | Hisamasa Kanki, Naoki Dobashi, Hiromichi Tanaka | 2017-06-06 |
| D690022 | Personal warming apparatus | — | 2013-09-17 |
| D687558 | Personal warming apparatus | — | 2013-08-06 |
| D627076 | Personal warming apparatus | Atsushi Matsuo | 2010-11-09 |
| D553250 | Supporter for a knee | Tetsuro Juta, Rikako Akita, Naoki Dobashi | 2007-10-16 |
| D550848 | Supporter for a knee | Tetsuro Juta, Rikako Akita, Naoki Dobashi | 2007-09-11 |