Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10295181 | Exhaust connection structure and combustion apparatus with exhaust connection structure | Masaki Sugatani, Takanori Nagano, Hironao Matsunaga, Takahide Hasegawa, Kiyomi Kanamoto +1 more | 2019-05-21 |
| D847309 | Pipe adapter for water heater | Masaki Sugatani, Takanori Nagano, Hironao Matsunaga, Takahide Hasegawa, Kiyomi Kanamoto +1 more | 2019-04-30 |
| D845449 | Pipe adapter for water heater | Masaki Sugatani, Takanori Nagano, Hironao Matsunaga, Takahide Hasegawa, Kiyomi Kanamoto +1 more | 2019-04-09 |