Inventor · Tsukubamirai, JP

Shoichi Makado

25Patents
15h-index
13Co-inventors
78Inventor score

Filing activity: Jul 23, 1993 → Dec 19, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
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
USD624572S1 Electric actuator General 35 Expired
US8622365B2 Pinch valve Mechanical Engineering; Lighting; Heating 32 Active
USD611514S1 Electric actuator General 27 Expired
USD656169S1 Electric actuator General 26 Expired
USD624099S1 Electric actuator General 26 Expired
USD588431S1 Electric gripper General 25 Expired
USD609546S1 Electric gripper General 17 Expired
USD650401S1 Electric actuator General 17 Expired
US7637548B2 Vacuum suction apparatus having negative pressure actuated vacuum generator switching mechanism Mechanical Engineering; Lighting; Heating 16 Active
US6318408A Directional control valve Emerging Cross-Sectional Technologies 16 Expired
USD624570S1 Electric actuator General 16 Expired
USD628219S1 Electric rotary table General 15 Expired
US7753167B2 Silencer Mechanical Engineering; Lighting; Heating 15 Active
USD624100S1 Electric actuator General 13 Expired
US5555911A Directional control valve and a valve assembly using directional control valves Emerging Cross-Sectional Technologies 12 Expired
USD590686S1 Electric gripper General 9 Expired
US8303007B2 Drive mechanism and gripper mechanism equipped with drive mechanism Emerging Cross-Sectional Technologies 8 Active
US8973452B2 Electric actuator Emerging Cross-Sectional Technologies 5 Active
US7712484B2 Paint selector valve Emerging Cross-Sectional Technologies 5 Active
US8708131B2 Stopper cylinder Performing Operations; Transporting 4 Active
USD695685S1 Controller for electric actuator General 3 Active
US7040679B2 Vacuum suction device and driving method thereof Electricity 1 Expired
US8030813B2 Servo motor Electricity 1 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.