Inventor · Tokyo, JP

Hiroshi Ikeda

306Patents
26h-index
482Co-inventors
93Inventor score

Filing activity: Oct 29, 1974 → Dec 3, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5435311A Ultrasound therapeutic system Human Necessities 245 Expired
US7424694B2 Integrated circuit layout device, method thereof and program thereof Physics 207 Active
US5559554A Monitor screen-integrated video camera Physics 195 Expired
US5889677A Circuit designing apparatus of an interactive type Physics 159 Expired
US6778868B2 Remote control of laundry appliance Electricity 109 Expired
US6240541A Interactive circuit designing apparatus which displays a result of component placement and wire routing from a layout design unit Physics 73 Expired
US10143132B2 Combine Human Necessities 71 Active
US5051625A Output buffer circuits for reducing noise Electricity 65 Expired
US5245493A Magnetic information storage apparatus including magnetic head and method for making magnetic head Physics 53 Expired
US8027110B1 Apparatus for measuring magnetic field of microwave-assisted head Physics 52 Active
US5184131A A-D converter suitable for fuzzy controller Emerging Cross-Sectional Technologies 50 Expired
US5408645A Circuit and method for detecting a failure in a microcomputer Physics 43 Expired
US5363817A Valve operation timing regulation apparatus for internal combustion engines Emerging Cross-Sectional Technologies 41 Expired
US4795872A Electromagnetic induction heating apparatus including a magnetic flux diverting assembly Emerging Cross-Sectional Technologies 40 Expired
US4811740A Ultrasonic diagnosis apparatus capable of probe exchange Physics 37 Expired
US5168463A Shift register apparatus for storing data therein Physics 35 Expired
US5794201A Digital acoustic signal processing apparatus Electricity 34 Expired
US6261706A Aluminum alloy clad material for heat exchangers exhibiting high strength and excellent corrosion resistance Emerging Cross-Sectional Technologies 32 Expired
US5670067A Apparatus for laser cutting wiring in accordance with a measured size of the wiring Electricity 32 Expired
US5382925A Hybrid coupler Electricity 30 Expired
US4958153A Method and apparatus for priority control of incoming calls at Electricity 29 Expired
US7049939B2 Power line carrier system Electricity 29 Expired
US4780854A Semiconductor integrated circuit device Electricity 28 Expired
US6743529B2 Process for producing glass substrate for magnetic recording medium and glass substrate for magnetic recording medium obtained by the same Emerging Cross-Sectional Technologies 27 Expired
US4357397A Brazing fin stock for use in aluminum base alloy heat exchanger Emerging Cross-Sectional Technologies 26 Expired

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