Inventor · Chiba, JP

Masami Kimura

38Patents
10h-index
69Co-inventors
78Inventor score

Filing activity: Apr 3, 1978 → Mar 22, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6300415A Propylene composition, process for preparing the same, polypropylene composition, and molded articles Chemistry; Metallurgy 60 Expired
US5965193A Process for preparing a ceramic electronic circuit board and process for preparing aluminum or aluminum alloy bonded ceramic material Emerging Cross-Sectional Technologies 28 Expired
US4135601A Boron coated diaphragm for use in a loud speaker Emerging Cross-Sectional Technologies 24 Expired
US6531551B2 Polypropylene composition, process for preparing the same, and polymerization catalyst therefor Chemistry; Metallurgy 17 Expired
US6613450B2 Metal/ceramic bonding article Emerging Cross-Sectional Technologies 16 Expired
US6221511A Metal-ceramic composite substrates, producing methods thereof and brazing materials for use in such method Emerging Cross-Sectional Technologies 16 Expired
US6846943B2 Metallocene compound, olefin polymerization catalyst containing the compound, and method for producing an olefin polymer by use of the catalyst Chemistry; Metallurgy 16 Expired
US6054762A Semiconductor substrates of high reliability ceramic metal composites Electricity 15 Expired
US5955686A Brazing materials for producing metal-ceramics composite substrates Electricity 12 Expired
US6918529B2 Method for producing metal/ceramic bonding circuit board Electricity 11 Expired
US6183875A Electronic circuit substrates fabricated from an aluminum ceramic composite material Emerging Cross-Sectional Technologies 7 Expired
US7393569B2 Polymerizable liquid crystal composition and polymer thereof Chemistry; Metallurgy 7 Active
US6071592A Metal-ceramic composite substrate Emerging Cross-Sectional Technologies 7 Expired
US6354484B1 Process for producing a metal-ceramic composite substrate Emerging Cross-Sectional Technologies 5 Expired
US4471028A Honeycomb core diaphragm Emerging Cross-Sectional Technologies 5 Expired
US6399019B1 Brazing material for use in joining a metal plate to a ceramic substrate Emerging Cross-Sectional Technologies 4 Expired
US7019157B2 Metallocene compounds, production process for olefin polymers using catalysts containing them and olefin polymers produced by the production process Emerging Cross-Sectional Technologies 3 Expired
US6686030B2 Metal/ceramic circuit board Emerging Cross-Sectional Technologies 3 Expired
US4518443A Acoustic diaphragm Electricity 3 Expired
US6013357A Power module circuit board and a process for the manufacture thereof Emerging Cross-Sectional Technologies 3 Expired
US6936337B2 Metal/ceramic circuit board Emerging Cross-Sectional Technologies 2 Expired
US7407691B2 Photopolymerizable oxetane derivative and liquid-crystal composition containing it Chemistry; Metallurgy 2 Active
US6858151B2 Metal/ceramic bonding article and method for producing same Emerging Cross-Sectional Technologies 2 Expired
US7960914B2 Image display element including electrode terminal free from contact inhibiting factor Physics 2 Active
US5202805A Rotary magnetic head apparatus Physics 1 Expired

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