Yoshihiro Fukano
134Patents
22h-index
53Co-inventors
93Inventor score
Filing activity: Sep 22, 1978 → Aug 18, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD621860S1 | Electric actuator | General | 68 | Expired |
| US8303458B2 | Automatic speed reduction ratio switching apparatus | Emerging Cross-Sectional Technologies | 55 | Active |
| US5333647A | Manifold valve | Emerging Cross-Sectional Technologies | 48 | Expired |
| US5462087A | Directional control valve and a valve assembly using directional control valves | Emerging Cross-Sectional Technologies | 43 | Expired |
| USD596653S1 | Electric actuator | General | 39 | Expired |
| USD624572S1 | Electric actuator | General | 35 | Expired |
| USD623270S1 | Vacuum control valve | General | 34 | Expired |
| US5459953A | Manifold valve | Emerging Cross-Sectional Technologies | 33 | Expired |
| USD704238S1 | Electric actuator | General | 33 | Active |
| US8622365B2 | Pinch valve | Mechanical Engineering; Lighting; Heating | 32 | Active |
| US7903383B2 | Solenoid valve driving circuit and solenoid valve | Electricity | 31 | Active |
| US7758321B2 | Pump apparatus | Mechanical Engineering; Lighting; Heating | 30 | Active |
| USD611514S1 | Electric actuator | General | 27 | Expired |
| US6029903A | Suck back valve | Mechanical Engineering; Lighting; Heating | 27 | Expired |
| USD636799S1 | Electric actuator | General | 27 | Expired |
| USD624099S1 | Electric actuator | General | 26 | Expired |
| USD578147S1 | Electric actuator | General | 26 | Expired |
| USD656169S1 | Electric actuator | General | 26 | Expired |
| USD588431S1 | Electric gripper | General | 25 | Expired |
| US5951060A | Pipe joint | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5584466A | Self-holding type solenoid valves | Electricity | 22 | Expired |
| US5996636A | Tube joint | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US6435568B1 | Tube joint having tightening member for accommodating tubes of varying wall thickness | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US6830368B2 | Mixing valve with agitation chamber and helical fluid supply passages | Performing Operations; Transporting | 21 | Expired |
| US6193239A | Tube joint | Mechanical Engineering; Lighting; Heating | 21 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.