Hajime Ito
73Patents
18h-index
102Co-inventors
87Inventor score
Filing activity: Sep 5, 1974 → Oct 23, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6059018A | Vehicle seat air-conditioning system | Emerging Cross-Sectional Technologies | 205 | Expired |
| US5921100A | Air conditioning apparatus for seat of vehicle | Performing Operations; Transporting | 105 | Expired |
| US6105667A | Air conditioning apparatus for vehicle seat | Emerging Cross-Sectional Technologies | 85 | Expired |
| US6744258B2 | Capacitive sensor apparatus | Physics | 47 | Expired |
| US4467313A | Automotive rear safety checking apparatus | Emerging Cross-Sectional Technologies | 39 | Expired |
| US6957128B1 | Vehicle information processing method, apparatus therefor and vehicle therewith | Physics | 35 | Expired |
| US6148632A | Refrigeration cycle apparatus | Emerging Cross-Sectional Technologies | 34 | Expired |
| US6037567A | Vehicle air-conditioning system with heat exchanger having integrated electric heaters and temperature control system | Performing Operations; Transporting | 32 | Expired |
| US5931380A | Heating apparatus for vehicle | Mechanical Engineering; Lighting; Heating | 29 | Expired |
| US6076366A | Refrigerating cycle system with hot-gas bypass passage | Mechanical Engineering; Lighting; Heating | 29 | Expired |
| US4725412A | Ozone generator | Chemistry; Metallurgy | 29 | Expired |
| US5851258A | Backup structure for a pipe for feeding a molten substance of high temperature | Mechanical Engineering; Lighting; Heating | 26 | Expired |
| US6079629A | Vehicle heating apparatus having combustor | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5836270A | Rotating apparatus and heating apparatus for vehicle | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US6027032A | Heating apparatus for vehicle, having heat-generating unit | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US6082626A | Cooling water circuit system | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US4393671A | Apparatus for dyeing fiber by utilizing microwaves | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4565242A | Heat accumulating material enclosing container and heat accumulating apparatus | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6237681A | Vehicle refrigerating cycle apparatus and method for inhibiting cycle corrosion and for facilitating rapid passenger compartment warm-up during low temperature conditions | Performing Operations; Transporting | 18 | Expired |
| US5778843A | Auxiliary heat source apparatus for vehicle and heating apparatus employing the same | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US7434466B2 | Gyro sensor | Physics | 13 | Active |
| US4657454A | Chuck for holding rotary cutting tool | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6078024A | Air conditioning apparatus having electric heating member integrated with heating heat exchanger | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US6244060A | Refrigeration cycle for vehicle air conditioner | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7216538B2 | Vibratory angular rate sensor | Physics | 11 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.