Owned Patents
Takasago Thermal Engineering holds the highest number of patents in the industry, demonstrated our technical capabilities. As of the end of March 2026, there are 768 cases (patents / utility model / design / trademark), and the number of patents acquired is 490 in Japan and 9 overseas.
Representative technical fields in which we
hold patents
| Technical Field | No. of Cases |
|---|---|
| Construction Methods | 52 |
| IDC | 40 |
| Water Supply and Drainage/ Fire Extinguishing |
30 |
| Heat Storage | 27 |
| Fuel Cells/Hydrogen | 26 |
| On-site Management | 25 |
| Measurement | 23 |
| Air conditioning systems (air type 12, water type 9) |
21 |
| Clean Rooms | 21 |
| Heat Source Systems | 18 |
| CAD | 18 |
| Maintenance Management | 17 |
| Dehumidification | 17 |
| Sterilization/Deodorization | 16 |
| Ice - Making | 16 |
| Valve/Dumper | 13 |
| air conditioner | 13 |
| solvent recovery | 12 |