Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10072842 | Water heater | Shuji Kameyama, Yasutaka Kuriyama, Norihide Wada, Keigo Fukunishi | 2018-09-11 |
| 9869489 | Fan assembly and water heater | Keigo Fukunishi, Shuji Kameyama | 2018-01-16 |