Toru Sugiyama
104Patents
18h-index
119Co-inventors
89Inventor score
Filing activity: Apr 4, 1986 → Oct 20, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD621860S1 | Electric actuator | General | 68 | Expired |
| US7085634B2 | Parking assist apparatus and parking assist method for vehicle | Performing Operations; Transporting | 56 | Expired |
| US8303458B2 | Automatic speed reduction ratio switching apparatus | Emerging Cross-Sectional Technologies | 55 | Active |
| US5499547A | Actuator | Emerging Cross-Sectional Technologies | 40 | Expired |
| USD596653S1 | Electric actuator | General | 39 | Expired |
| US7039504B2 | Vehicle backward movement assist device and vehicle parking assist device | Performing Operations; Transporting | 39 | Expired |
| US7038250B2 | Semiconductor device suited for a high frequency amplifier | Electricity | 36 | Expired |
| US5761960A | Actuator | Emerging Cross-Sectional Technologies | 35 | Expired |
| US5445045A | Actuator and actuator arrangement | Emerging Cross-Sectional Technologies | 35 | Expired |
| USD704238S1 | Electric actuator | General | 33 | Active |
| USD636799S1 | Electric actuator | General | 27 | Expired |
| US6000292A | Actuator | Emerging Cross-Sectional Technologies | 25 | Expired |
| US7562594B2 | Electric actuator capable of converting rotational motion to a linear motion | Emerging Cross-Sectional Technologies | 25 | Active |
| US7043346B2 | Parking assist apparatus and parking assist method for vehicle | Performing Operations; Transporting | 23 | Expired |
| US7487020B2 | Driving assist apparatus and method for vehicle | Performing Operations; Transporting | 22 | Expired |
| US5234386A | Actuator and actuator arrangement | Emerging Cross-Sectional Technologies | 22 | Expired |
| US6313866A | Three-dimensional image display apparatus | Electricity | 22 | Expired |
| US7075456B2 | Parking assist device | Performing Operations; Transporting | 19 | Expired |
| US6970485B1 | Cooling device, semiconductor laser light source device, semiconductor laser source unit, method of manufacturing semiconductor laser light source unit and solid state laser device | Electricity | 18 | Expired |
| US7247921B2 | Semiconductor apparatus and method of manufacturing same, and method of detecting defects in semiconductor apparatus | Electricity | 17 | Expired |
| US6139620A | Calcium silicate board and method of manufacturing same | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5676016A | Electric actuator | Emerging Cross-Sectional Technologies | 17 | Expired |
| US8495924B2 | Electric actuator | Emerging Cross-Sectional Technologies | 16 | Active |
| US7117073B2 | Parking-assist device and reversing-assist device | Performing Operations; Transporting | 16 | Expired |
| US7012550B2 | Parking assist apparatus and parking assist method for vehicle | Performing Operations; Transporting | 14 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.