Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12158275 | Hot water supply apparatus | Qi Fang, Masakazu Okamoto, Atsushi Okamoto, Yurika Gotou | 2024-12-03 |
| 12055322 | Compressor and refrigeration cycle device apparatus | Masakazu Okamoto | 2024-08-06 |
| 11852379 | Water heating system | Hideho SAKAGUCHI, Masanori Ukibune, Atsushi Okamoto | 2023-12-26 |
| 11674695 | Hot water supply apparatus | Hideho SAKAGUCHI, Atsushi Okamoto, Masanori Ukibune, Yurika Gotou, Qi Fang +1 more | 2023-06-13 |
| 5034572 | Switch device | Shouji Ishida, Harumi Doke | 1991-07-23 |