Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4349330 | Combustion control device for nozzle spray type burner | Satoshi Ohsawa | 1982-09-14 |
| 4288218 | Heating apparatus | — | 1981-09-08 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4349330 | Combustion control device for nozzle spray type burner | Satoshi Ohsawa | 1982-09-14 |
| 4288218 | Heating apparatus | — | 1981-09-08 |