Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D772869 | Wearable device | Hisashi Iizuka, Hirokazu Kikuchi | 2016-11-29 |
| D757946 | Sleep management device | Hirokazu Kikuchi | 2016-05-31 |
| D323209 | Air conditioner | Takuma Watanabe | 1992-01-14 |