Inventor · Hachioji, JP

Tomio Tanaka

34Patents
12h-index
30Co-inventors
81Inventor score

Filing activity: Nov 8, 1977 → May 11, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US4828710A Method for the extraction of water from macromolecular solutions Chemistry; Metallurgy 82 Expired
US4649219A Unsaturated cyclic amido-substituted ether compounds and preparation process thereof Chemistry; Metallurgy 48 Expired
US4729834A Method for adsorbing and desorbing Chemistry; Metallurgy 37 Expired
US4718899A Urine absorbing and holding material Chemistry; Metallurgy 30 Expired
US6091478A Liquid Crystal Display device using liquid crystal having ferrielectric phase between substrates and method for driving the same Physics 21 Expired
US5920301A Liquid crystal display apparatus using liquid crystal having ferroelectric phase and method of driving liquid crystal display device using liquid crystal having ferroelectric phase Physics 21 Expired
US5631752A Antiferroelectric liquid crystal display element exhibiting a precursor tilt phenomenon Physics 20 Expired
US5847799A Antiferroelectric liquid crystal display device Physics 15 Expired
US4683258A Agent for absorbing and releasing water vapor Emerging Cross-Sectional Technologies 14 Expired
US5559620A Anti-ferroelectric liquid crystal display device with intersecting alignment film directions Physics 13 Expired
US6163360A Liquid crystal display apparatus Physics 13 Expired
US5490000A Deformed helix ferroelectric liquid crystal display device and method of driving Physics 13 Expired
US5963187A Liquid crystal display apparatus using liquid crystal having ferroelectric phase and method of driving liquid crystal display device using liquid crystal having ferroelectric phase Physics 11 Expired
US6175401A Liquid crystal display device having a liquid crystal layer which contains liquid crystal molecules in a plurality of alignment state and method for driving the same Physics 10 Expired
US5339703A Transmission for a vehicle Mechanical Engineering; Lighting; Heating 9 Expired
US6753936B2 Field sequential color liquid crystal display device Physics 8 Expired
US5895108A Antiferroelectric liquid crystal display element and device, and method of driving the same Physics 8 Expired
US6151090A LCD using liquid crystal of ferroelectric and/or antiferroelectric phase having pretilt angle of 1 degree or less Physics 6 Expired
US8196294B2 Component supply method Emerging Cross-Sectional Technologies 6 Active
US6069602A Liquid crystal display device, liquid crystal display apparatus and liquid crystal driving method Physics 4 Expired
US6208403A Antiferroelectric liquid crystal display device Physics 3 Expired
US6122034A Antiferroelectric liquid crystal display device Physics 3 Expired
US6624861B2 Color filter subject to impurity extraction treatment and liquid crystal display device having high voltage holding ratio Physics 3 Expired
US8682196B2 Image processing apparatus Physics 3 Active
US6727966B2 Reflection type color liquid crystal display device Physics 3 Expired

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