Inventor · Matsuyama, JP

Ryoichi Hori

87Patents
27h-index
97Co-inventors
91Inventor score

Filing activity: Jan 13, 1976 → May 5, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US4999519A Semiconductor circuit with low power consumption having emitter-coupled logic or differential amplifier Electricity 131 Expired
US4086642A Protective circuit and device for metal-oxide-semiconductor field effect transistor and method for fabricating the device Electricity 109 Expired
US5614847A Semiconductor integrated circuit device having power reduction mechanism Electricity 87 Expired
US5208782A Semiconductor integrated circuit device having a plurality of memory blocks and a lead on chip (LOC) arrangement Electricity 83 Expired
US5386135A Semiconductor CMOS memory device with separately biased wells Emerging Cross-Sectional Technologies 56 Expired
US4894696A Dynamic random access memory having a trench capacitor Emerging Cross-Sectional Technologies 54 Expired
US5272393A Voltage converter of semiconductor device Physics 53 Expired
US5880604A Semiconductor integrated circuit device having power reduction mechanism Electricity 50 Expired
US5197033A Semiconductor device incorporating internal power supply for compensating for deviation in operating condition and fabrication process conditions Electricity 46 Expired
US4730132A Semiconductor device having bipolar transistor and insulated gate field effect transistor with two potential power source Electricity 44 Expired
US4482985A Semiconductor integrated circuit Physics 41 Expired
US4716313A Pulse drive circuit Electricity 40 Expired
US5497023A Semiconductor memory device having separately biased wells for isolation Emerging Cross-Sectional Technologies 39 Expired
US4691304A Semiconductor device having an arrangement for preventing operational errors Electricity 37 Expired
US5579256A Semiconductor memory device and defect remedying method thereof Emerging Cross-Sectional Technologies 34 Expired
US4739497A Semiconductor memory Electricity 34 Expired
US5148255A Semiconductor memory device Electricity 34 Expired
US5086238A Semiconductor supply incorporating internal power supply for compensating for deviation in operating condition and fabrication process conditions Emerging Cross-Sectional Technologies 34 Expired
US4796234A Semiconductor memory having selectively activated blocks including CMOS sense amplifiers Physics 34 Expired
US5045904A Semiconductor device including an improved trench arrangement Electricity 33 Expired
US6740958B2 Semiconductor memory device Electricity 32 Expired
US5528548A Voltage converter of semiconductor device Physics 30 Expired
US4611299A Monolithic storage device Physics 29 Expired
US4930112A Semiconductor device having a voltage limiter Physics 29 Expired
US5402375A Voltage converter arrangement for a semiconductor memory Physics 28 Expired

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