JATCO LTD
1,017Patents
640Active
1,017Granted
58Portfolio score
Filing activity: Dec 11, 1989 → Feb 16, 2024 · 179 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6723016B2 | Torque split infinitely variable transmission | Mechanical Engineering; Lighting; Heating | 145 | Expired |
| US6849020B2 | Continuously variable power-split transmission | Mechanical Engineering; Lighting; Heating | 136 | Expired |
| US6546336B1 | Portable position detector and position management system | Physics | 122 | Expired |
| US6910985B2 | Gear-operated speed change apparatus for automatic transmission | Mechanical Engineering; Lighting; Heating | 118 | Expired |
| US6132391A | Portable position detector and position management system | Physics | 111 | Expired |
| US6199012A | Map display unit | Physics | 104 | Expired |
| US8382637B2 | Transmission | Mechanical Engineering; Lighting; Heating | 86 | Active |
| US6054776A | Control apparatus of parallel hybrid electric vehicle | Emerging Cross-Sectional Technologies | 77 | Expired |
| US5332114A | Container | Performing Operations; Transporting | 77 | Expired |
| US7128683B2 | Power transmission mechanism | Mechanical Engineering; Lighting; Heating | 76 | Expired |
| US6935985B2 | Gear change-speed unit for automatic transmission | Mechanical Engineering; Lighting; Heating | 55 | Expired |
| US6705964B2 | Power transmission system | Emerging Cross-Sectional Technologies | 37 | Expired |
| US8596442B2 | Automatic transmission | Emerging Cross-Sectional Technologies | 37 | Active |
| US6846260B2 | Automatic transmission | Emerging Cross-Sectional Technologies | 36 | Expired |
| US5086894A | Lock-up clutch control system for automatic power transmission | Mechanical Engineering; Lighting; Heating | 34 | Expired |
| US5117682A | Idling detection device | Mechanical Engineering; Lighting; Heating | 33 | Expired |
| US6849030B2 | Hydraulic pressure control for continuously variable transmission | Mechanical Engineering; Lighting; Heating | 33 | Expired |
| US6840341B2 | Parallel hybrid vehicle | Emerging Cross-Sectional Technologies | 32 | Expired |
| US7037232B2 | Multiple-speed transmission for automotive vehicle | Mechanical Engineering; Lighting; Heating | 32 | Expired |
| US5153522A | Solenoid valve failure detecting apparatus | Physics | 31 | Expired |
| US6793603B2 | Power transmission system with sub transmission mechanism | Mechanical Engineering; Lighting; Heating | 30 | Expired |
| US5105923A | Engine braking control system for automotive automatic transmissions | Mechanical Engineering; Lighting; Heating | 29 | Expired |
| US7984791B2 | Oil discharge structure of baffle plate | Emerging Cross-Sectional Technologies | 29 | Active |
| US5414632A | System and method for predicting failure in machine tool | Physics | 27 | Expired |
| US5085301A | Lockup control device of a fluid transmission | Mechanical Engineering; Lighting; Heating | 27 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.