Inventor · Kawasaki, JP

Masayuki Tsuji

91Patents
12h-index
124Co-inventors
87Inventor score

Filing activity: Jul 16, 1979 → Jan 30, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5808697A Video contrast enhancer Physics 98 Expired
US6385261B1 Impulse noise detector and noise reduction system Electricity 67 Expired
US6795559B1 Impulse noise reducer detecting impulse noise from an audio signal Electricity 31 Expired
US6924700B2 Class D amplifier Electricity 31 Expired
US7433004B2 Color filter substrate, method of making the color filter substrate and display device including the color filter substrate Physics 27 Active
US6690805B1 Audio signal noise reduction system Electricity 26 Expired
US4257770A Disazo dye composition Emerging Cross-Sectional Technologies 19 Expired
US8378970B2 Manipulation input device which detects human hand manipulations from captured motion images Physics 16 Active
US6665043B1 Bonding method and bonding device of substrates and manufacturing method of a liquid crystal display device Physics 16 Expired
US6725027B1 Multipath noise reducer, audio output circuit, and FM receiver Electricity 14 Expired
US7057456B2 Class D amplifier Electricity 13 Expired
US6665526B2 Multipath noise reducer, audio output circuit, and FM receiver Electricity 13 Expired
US6523701B1 Elongated rib for cassette and substrate cassette Electricity 12 Expired
US6788923B2 Receiver noise reduction with expanding gated pulses Electricity 12 Expired
US6993309B2 Noise removal apparatus and an FM receiver Electricity 9 Expired
US7551743B1 Noise reduction apparatus and audio output apparatus Electricity 8 Expired
US8023072B2 Color filter substrate comprising a light shielding column and display device having the same Physics 7 Active
US7535538B2 LCD panel having a broad-gap region having a dent within a non-display region of the panel and an electrical transfer section and a sealing portion both at least partially within the dent for first and second substrates forming the panel Physics 6 Expired
US6037402A Granular powder of filled polytetrafluoroethylene and process for the production thereof Chemistry; Metallurgy 6 Expired
US6826392B2 Multipath noise reduction method, multipath noise reducer, and FM receiver Electricity 6 Expired
US6664849B1 Digital FM demodulator performing amplitude compensation Electricity 6 Expired
US6300408A Granular powder of modified polytetrafluoroethylene Chemistry; Metallurgy 5 Expired
US6901146B1 All-digital FM stereo demodulator and demodulation method Electricity 5 Expired
US5552072A Coated acicular fine particulate materials, processes for preparing same and use thereof Emerging Cross-Sectional Technologies 4 Expired
US5363545A Method of producing a coupling for oil country tubular goods Emerging Cross-Sectional Technologies 4 Expired

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