| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 14 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Domestic heating systems |
| # | Name | Total Patents |
|---|---|---|
| #1 | Nagao Masatoshi | 14 |
| Publication | Filing date | Title |
|---|---|---|
| JPS57142427A | Solar house structure of reinforced concrete building | |
| JPS55112924A | Oil-feeding tank | |
| JPS5328916A | Method of dovetail fitting panel construction | |
| JPS52101301A | Boiler water supply safety device | |
| JPS52101725A | Combustion burner of adding water | |
| JPS5287502A | Water supply control and safety device of boiler | |
| JPS5287729A | Combustion safety device | |
| JPS5287707A | Pumps for feeding water into boilers |