Tomohiko Kasai
32Patents
15h-index
45Co-inventors
81Inventor score
Filing activity: Oct 5, 1990 → Feb 28, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5737931A | Refrigerant circulating system | Mechanical Engineering; Lighting; Heating | 76 | Expired |
| US5369958A | Air conditioner | Mechanical Engineering; Lighting; Heating | 76 | Expired |
| US5388422A | Air-conditioning system | Mechanical Engineering; Lighting; Heating | 39 | Expired |
| US5142879A | Air conditioning system | Mechanical Engineering; Lighting; Heating | 36 | Expired |
| US5297392A | Air conditioning apparatus | Mechanical Engineering; Lighting; Heating | 36 | Expired |
| US5987907A | Refrigerant circulating system | Mechanical Engineering; Lighting; Heating | 30 | Expired |
| US5237833A | Air-conditioning system | Mechanical Engineering; Lighting; Heating | 28 | Expired |
| US5309733A | Air-conditioning system | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US5605058A | Air conditioning system, and accumulator therefor and manufacturing method of the accumulator | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US5996358A | Refrigerating and air-conditioning apparatus and method of determining refrigerant composition of refrigerating and air-conditioning apparatus | Chemistry; Metallurgy | 18 | Expired |
| US5156014A | Air conditioning apparatus | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US5626026A | Control-information detecting apparatus for a refrigeration air-conditioner using a non-azeotrope refrigerant | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US5063752A | Air conditioning apparatus | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US6032473A | Refrigerant circulating system | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US7493775B2 | Air conditioner | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US6510698B2 | Refrigeration system, and method of updating and operating the same | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US6192696A | Refrigerating apparatus | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5941084A | Control-information detecting apparatus for a refrigeration air-conditioner using a non-azeotrope refrigerant | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US6574986B2 | Oil separator and outdoor unit with the oil separator | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US8015836B2 | Heat pump system | Emerging Cross-Sectional Technologies | 8 | Active |
| US6223549A | Refrigeration cycle device, a method of producing the device, and a method of operating the device | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US6247320A | Refrigerating and air-conditioning apparatus and method of determining refrigerant composition of refrigerating and air-conditioning apparatus | Chemistry; Metallurgy | 8 | Expired |
| US9322561B2 | Air-conditioning apparatus and configuration of installation of same | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US6003323A | Refrigerating air-conditioning apparatus | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US7984620B2 | Air conditioning apparatus | Mechanical Engineering; Lighting; Heating | 5 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.