Inventor · Saitama, JP

Mitsuo Ohashi

20Patents
8h-index
31Co-inventors
75Inventor score

Filing activity: Apr 11, 1988 → Nov 28, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US4999578A Function inspecting system Electricity 37 Expired
US7729732B2 Biological information measuring apparatus and method for controlling the apparatus Physics 17 Active
US4985585A Phenoxyalkylcarboxylic acid derivatives and process for their preparations Chemistry; Metallurgy 15 Expired
US7068333B2 Liquid crystal display with photodetectors having polarizing plates mounted thereon and its correcting method Physics 14 Expired
US4990516A Ameliorating agent for dysmnesia Human Necessities 10 Expired
US5342850A Thiazolidine-2,4-dione derivatives, their salts and their preparation processes Chemistry; Metallurgy 10 Expired
US5290812A Phenoxyalkylcarboxylic acid derivatives and process of preparing the same Chemistry; Metallurgy 9 Expired
US8324816B2 LED driving circuit Electricity 8 Active
US7570367B2 Optical interference apparatus Human Necessities 6 Active
US7345669B2 Photometric device of liquid crystal display and liquid crystal display Physics 5 Expired
US7278027B1 Biomedical recognizing system comprising image diagnosis workstation and method therefor Physics 4 Expired
US4956699A Signal synchronizing system Electricity 3 Expired
US5308856A Thiazolidine-2,4-dione derivatives, salts and preparation processes thereof Human Necessities 3 Expired
US5023364A Phenoxyalkylcarboxylic acid derivatives and process for their preparation Emerging Cross-Sectional Technologies 1 Expired
US4942245A Benzimidazole Derivatives Chemistry; Metallurgy 1 Expired
US5898657A Disc driving apparatus having a base moving means with first and second engagement shafts engaging respective grooves on a cam member Physics 1 Expired
US7569821B2 Biological information measuring apparatus Physics 1 Active
US6961040B2 Two-dimensional monochrome bit face display Physics 1 Expired
US11510286B2 Heater temperature control circuit and sensor device using the same Electricity 0 Active
USRE38921E1 Phenoxyalkylcarboxylic acid derivatives and process for their preparations General 0 Expired

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