Issued Patents 2018
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D832409 | Pipe adapter for water heater | Masaki Sugatani, Hironao Matsunaga, Takahide Hasegawa, Kiyomi Kanamoto, Yasuhide Satoh +1 more | 2018-10-30 |
| 10071474 | Cutting guide and method of installing exhaust tube | Masaki Sugatani | 2018-09-11 |
| D828524 | Packing for pipe adapter for water heater | Masaki Sugatani, Hironao Matsunaga, Takahide Hasegawa, Kiyomi Kanamoto, Yasuhide Satoh +1 more | 2018-09-11 |
| D823442 | Cap for pipe adapter for water heater | Masaki Sugatani, Hironao Matsunaga, Takahide Hasegawa, Kiyomi Kanamoto, Yasuhide Satoh +1 more | 2018-07-17 |
| 9989252 | Exhaust adapter, exhaust structure for water heater, and method for installing exhaust adapter | Koji Shimomura | 2018-06-05 |
| D816196 | Exhaust pipe for water heater | Masaki Sugatani, Hironao Matsunaga, Takahide Hasegawa, Kiyomi Kanamoto, Yasuhide Satoh +1 more | 2018-04-24 |
| 9890952 | Exhaust structure for combustion apparatus and construction method thereof | Armando Morales | 2018-02-13 |