Inventor · Beaverton, OR, US

John B. Shaw

22Patents
7h-index
14Co-inventors
66Inventor score

Filing activity: Apr 3, 1975 → Mar 22, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6014587A Electro-convulsive therapy (ECT) system with enhanced safety features Human Necessities 86 Expired
US5755744A Electro-convulsive therapy (ECT) system with enhanced safety features Human Necessities 81 Expired
US6744372B1 Crane safety devices and methods Performing Operations; Transporting 60 Expired
US4183220A Positive displacement gas expansion engine with low temperature differential Mechanical Engineering; Lighting; Heating 38 Expired
US4557283A Dishwasher Human Necessities 19 Expired
US4804006A Washing water dispersion assembly for a dishwasher Human Necessities 18 Expired
US4002321A Tiltable drums for winding hoist lines Performing Operations; Transporting 17 Expired
US4028893A Open cycle solar energy system utilizing buoyancy as a conversion force Emerging Cross-Sectional Technologies 7 Expired
US6279484A Actuating mechanism for a transit vehicle guide beam switch Fixed Constructions 6 Expired
US5432504A Visual display terminal device & method for eye strain reduction Physics 6 Expired
US4112688A Positive displacement gas expansion engine with low temperature differential Mechanical Engineering; Lighting; Heating 6 Expired
US6318068A Valve actuating mechanism for a piston engine Mechanical Engineering; Lighting; Heating 5 Expired
US6408613B1 High temperature, high pressure vaporizer to power a multi-cylinder expansion engine Mechanical Engineering; Lighting; Heating 4 Expired
US6129028A Electrically powered transit car Performing Operations; Transporting 4 Expired
US6651016B1 Jitter-corrected spectrum analyzer Physics 3 Expired
US4025793A Radiation detector with improved electrical interconnections Electricity 3 Expired
US7164309B1 Voltage multiplier circuit including a control circuit providing dynamic output voltage control Electricity 1 Expired
US10412275B2 Apparatus for monitoring of grinding mill interior during operation Physics 1 Active
US6732658B1 Transit car propelled by multiple pairs of magnetic linear motors Performing Operations; Transporting 1 Expired
US11541234B2 Determining quality of electrode contact with skin surface Human Necessities 0 Active
US11617894B2 Power limiter in an electroconvulsive therapy device Human Necessities 0 Active
US4283122A Light-beam streaking employing crystal with traveling lens and multiple cross-crystal reflections Physics 0 Expired

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