Jun Yoshioka
31Patents
11h-index
19Co-inventors
72Inventor score
Filing activity: Oct 30, 1991 → Nov 22, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6648611B2 | Gerotor pump having an eccentric ring housing with an integral pressure chamber | Mechanical Engineering; Lighting; Heating | 45 | Expired |
| US7452301B2 | Externally actuated torque coupling for drivetrain | Mechanical Engineering; Lighting; Heating | 33 | Active |
| US6692396B1 | Solenoid actuated variable pressure relief valve assembly for limited slip differential assembly | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5269731A | Differential unit having adjustable bearing assemblies | Emerging Cross-Sectional Technologies | 26 | Expired |
| US6183387A | Variable pressure relief system for hydraulically actuated limited slip differentials | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US7096990B2 | Double disconnect assembly for multi-axle vehicles | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US6332522A | Hydraulic coupling for vehicle drivetrain | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US6238315A | Hydraulic coupling for vehicle drivetrain | Emerging Cross-Sectional Technologies | 15 | Expired |
| US6210299A | Tubular beam motor vehicle differential axle assembly | Emerging Cross-Sectional Technologies | 15 | Expired |
| US6059680A | Speed sensitive on-demand torque coupling differential | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US6517462B2 | Dual disconnect drive assembly | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US6802791B1 | Pressure control valve for hydraulic actuation assembly | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6742640B1 | Wrap spring activated torque transfer device | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US6280613A | Hydraulic medium filtering for a motor vehicle limited slip differential | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US8857801B2 | Composite coil spring | Performing Operations; Transporting | 7 | Active |
| US6474433B1 | Speed sensitive on-demand torque coupling differential | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US6318201A | Motor vehicle differential bearing pre-load mechanism | Emerging Cross-Sectional Technologies | 6 | Expired |
| US7207349B1 | Hydraulic flow pressure switch | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7077779B2 | Solenoid actuated variable pressure relief valve assembly for torque transfer assembly | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US7111670B2 | Plate fin for heat exchanger and heat exchanger core | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US7353928B2 | Torque coupling assembly with venting passage | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US6089115A | Angular transmission using magnetorheological fluid (MR fluid) | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7102245B2 | Integral generator/pinion assembly for axle power generation | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US9982734B2 | Composite coil spring | Performing Operations; Transporting | 2 | Active |
| US7357236B2 | Pressure relief valve actuator for hydraulic torque coupling actuator | Mechanical Engineering; Lighting; Heating | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.