| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 21 | |
| #2 | EPO (European Patent Office) | 1 | |
| #3 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Environmental technology | |
| #3 | Basic materials chemistry | |
| #4 | Materials and metallurgy | |
| #5 | Surface technology and coating |
| # | Name | Total Patents |
|---|---|---|
| #1 | Miyagawa Takashi | 23 |
| #2 | Matsumura Seizo | 1 |
| #3 | Murakami Tetsuya | 1 |
| #4 | Okamoto Kimiyasu | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2001354484A | Method for producing adsorptive ceramic | |
| JP2001137611A | Extraction method of cedar leaf extract | |
| JPH04169125A | System for rearing lawn in cold season in green of golf links | |
| JPH02140595A | Heat exchanger | |
| JPH02140538A | Heat exchanger | |
| JPS62114513A | Liquid expansion absorbing apparatus and cooking kettle equipped therewith | |
| JPS6217252A | Snow melting apparatus | |
| JPS61184358A | Heater for heat exchanger | |
| JPS61184357A | Heat exchanger | |
| JPS61184336A | Heat exchanger | |
| EP0126571A2 | Heat exchanger | |
| JPS6073296A | Heat exchanger | |
| JPS5986851A | Heat exchanger | |
| JPS6073297A | Heat exchanger | |
| JPS6064137A | Room heating device | |
| JPS6064186A | Heat exchanger | |
| JPS6026230A | Heating device | |
| JPS5995304A | Heat accumulating boiler | |
| JPS5952151A | Hot air generator | |
| JPS5952152A | Heat exchanger |