Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9931241 | Steam-generative warming device | Katsutoshi Hara, Ichiro Sakamoto | 2018-04-03 |
| 9592149 | Heat generating eye mask | Yuki Hidaka, Kazuo Ohashi, Takeshi Oka, Ryuichi Noki, Takashi Higashi | 2017-03-14 |