Inventor · Tochigi, JP

Makoto Ogasawara

37Patents
11h-index
75Co-inventors
78Inventor score

Filing activity: Jun 30, 1978 → May 19, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US4331697A Novel heparin derivative, method for production thereof, and method for rendering biomedical materials antithrombotic by use of the novel heparin derivative Human Necessities 67 Expired
US4974060A Semiconductor integrated circuit device and method of manufacturing the same Electricity 43 Expired
US4269947A Cured or uncured aromatic polyester composition and process for its production Chemistry; Metallurgy 41 Expired
US5202275A Semiconductor integrated circuit device, process for fabricating the same, and apparatus for fabricating the same Emerging Cross-Sectional Technologies 27 Expired
US5331191A Semiconductor integrated circuit device, process for fabricating the same, and apparatus for fabricating the same Emerging Cross-Sectional Technologies 22 Expired
US6291847A Semiconductor integrated circuit device and process for manufacturing the same Electricity 20 Expired
US4333907A Biaxially oriented wholly aromatic polyester film Chemistry; Metallurgy 19 Expired
US4585695A Electrically conductive polypyrrole article Emerging Cross-Sectional Technologies 18 Expired
US4291152A Process for producing aromatic polyesters having increased degrees of polymerization Chemistry; Metallurgy 16 Expired
US5780882A Semiconductor integrated circuit device, process for fabricating the same, and apparatus for fabricating the same Emerging Cross-Sectional Technologies 14 Expired
US5739589A Semiconductor integrated circuit device process for fabricating the same and apparatus for fabricating the same Emerging Cross-Sectional Technologies 11 Expired
US4331800A Process for producing aromatic polyesters having an increased degree of polymerization Chemistry; Metallurgy 10 Expired
US4292151A Process for preparing a cured copolyetherester elastomeric composition Chemistry; Metallurgy 9 Expired
US6127255A Semiconductor integrated circuit device, process for fabricating the same, and apparatus for fabricating the same Emerging Cross-Sectional Technologies 7 Expired
US6169324A Semiconductor integrated circuit device, process for fabricating the same, and apparatus for fabricating the same Emerging Cross-Sectional Technologies 7 Expired
US4196066A Cured aromatic polyester composition and process for its production Chemistry; Metallurgy 7 Expired
US5874877A Circuit breaker Electricity 6 Expired
US6548847B2 SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE HAVING A FIRST WIRING STRIP EXPOSED THROUGH A CONNECTING HOLE, A TRANSITION-METAL FILM IN THE CONNECTING HOLE AND AN ALUMINUM WIRING STRIP THEREOVER, AND A TRANSITION-METAL NITRIDE FILM BETWEEN THE ALUMINUM WIRING STRIP AND THE TRANSITION-METAL FILM Emerging Cross-Sectional Technologies 5 Expired
US5557147A Semiconductor integrated circuit device, process for fabricating the same, and apparatus for fabricating the same Emerging Cross-Sectional Technologies 5 Expired
US6620704B2 Method of fabricating low stress semiconductor devices with thermal oxide isolation Electricity 5 Expired
US5811316A Method of forming teos oxide and silicon nitride passivation layer on aluminum wiring Emerging Cross-Sectional Technologies 5 Expired
US4501774A Process for the production of cobalt-containing magnetic iron oxide powder Emerging Cross-Sectional Technologies 4 Expired
US5512194A Acicular ferromagnetic iron oxide particles and process for producing the same Physics 4 Expired
US4369207A Process for production of laminated film structure of aromatic polyester Chemistry; Metallurgy 4 Expired
US6342412B1 Semiconductor integrated circuit device, process for fabricating the same, and apparatus for fabricating the same Emerging Cross-Sectional Technologies 4 Expired

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