Inventor · Chiyoda, JP

Yoko Watanabe

21Patents
4h-index
38Co-inventors
63Inventor score

Filing activity: Jan 3, 1992 → Nov 2, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5343050A Organic electroluminescent device with low barrier height Electricity 69 Expired
US5344770A Bacillus SP. ferm BP-3376 and a method for its use to produce an alkaline proteinase K-16 Emerging Cross-Sectional Technologies 17 Expired
US7008609B2 Method for producing hydrogen gas utilizing mechano-corrosive reaction Emerging Cross-Sectional Technologies 7 Expired
US6805494B2 Optical module and optical device Electricity 5 Expired
US5827540A Granular composition with fused or slurried coating Chemistry; Metallurgy 4 Expired
US7496034B2 Packet processing device implementing scheduling and priority for improved efficiency Electricity 3 Active
US5852709A Output method and apparatus Physics 2 Expired
US5990118A Purine compounds and xanthine oxidase inhibitors Chemistry; Metallurgy 1 Expired
US5296367A Alkaline proteinase isolated from bacillus sp. Emerging Cross-Sectional Technologies 1 Expired
US6738149B2 Method and apparatus for selecting a preferential font Physics 1 Expired
US7655377B2 Antireflection film and exposure method Physics 1 Active
US8153454B2 Fabrication apparatus and fabrication method of semiconductor device produced by heating substrate Electricity 1 Active
US11626635B2 Partition member and assembled battery Emerging Cross-Sectional Technologies 0 Active
US11837705B2 Partition member, assembled battery and method for controlling heat transfer in an assembled battery Emerging Cross-Sectional Technologies 0 Active
US9724762B2 Surface-coated cutting tool with hard coating layer exhibiting excellent chipping resistance and wear resistance Emerging Cross-Sectional Technologies 0 Active
US11901535B2 Partition member, assembled battery, and heat transfer control method of assembled battery Emerging Cross-Sectional Technologies 0 Active
US6559957B1 Discriminating a rule for processing data Physics 0 Expired
US12412943B2 Partition member, assembled battery and method for controlling heat transfer in an assembled battery Emerging Cross-Sectional Technologies 0 Active
US7582411B2 Antireflective film and exposure method Emerging Cross-Sectional Technologies 0 Active
US12319611B2 Water-repellent-film-attached glass article and method for manufacturing same Chemistry; Metallurgy 0 Active
US7247410B2 Complementary division mask, method of producing mask, and program Physics 0 Expired

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