Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11262774 | Heat source device for heating | Keiichi Ikari, Masahiro Sugibayashi, Naoki Tsuda, Nobuyuki Fushida | 2022-03-01 |
| 11149965 | Water heating system including multi-function heat source apparatus | Rena Kusachi, Naoki Tsuda, Keiichiro Iwanami, Hiroshi Morimoto, Akihisa KAGEYAMA +2 more | 2021-10-19 |
| 10969142 | Heating and hot water supply apparatus and method of controlling the same | Naoki Tsuda, Kenichi Nakayama | 2021-04-06 |
| 10852036 | Heating and hot water supply apparatus | Naoki Tsuda, Hiroshi Morimoto | 2020-12-01 |
| 10240785 | Driving method for solenoid valve, solenoid valve driving apparatus, and combustion apparatus including same | Daisuke Konishi, Akira Ohta, Yoshihisa Kitano, Tomoya Nakano, Haruki Inoue +4 more | 2019-03-26 |