Inventor · Osaka, JP

Sadayuki Okazaki

31Patents
6h-index
42Co-inventors
69Inventor score

Filing activity: Dec 28, 1994 → Nov 21, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US6340501B1 Device and method for manufacturing an optical recording medium Physics 39 Expired
US5776602A Magnetic recording medium having a carbon protective film containing nitrogen and oxygen and overcoated with a lubricant Emerging Cross-Sectional Technologies 36 Expired
US6337105B1 Method and apparatus for forming thin functional film Physics 20 Expired
US7781101B2 Electrode for nonaqueous electrolyte secondary battery, method for producing same, and nonaqueous electrolyte secondary battery comprising such electrode for nonaqueous electrolyte secondary battery Emerging Cross-Sectional Technologies 17 Active
US5589263A Magnetic recording medium having a ferromagnetic metal thin film, a dry etched layer, a carbonaceous film, and a lubricant film Emerging Cross-Sectional Technologies 10 Expired
US6291031A Method for preparing optical recording medium and preparation apparatus therefor Physics 8 Expired
US8426069B2 Battery having a belt-like separator Emerging Cross-Sectional Technologies 6 Active
US5798135A Method for producing a magnetic recording medium having a carbon protective layer Emerging Cross-Sectional Technologies 5 Expired
US7901807B2 Energy device and method for producing the same Emerging Cross-Sectional Technologies 5 Expired
US7794873B2 Battery including strip-shaped electrode group folded in a zigzag pattern Emerging Cross-Sectional Technologies 4 Active
US9045819B2 Method for forming thin film while providing cooling gas to rear surface of substrate Chemistry; Metallurgy 3 Active
US5759710A Magnetic recording medium with a magnetic layer having a specific oxygen signal strength profile in the thickness direction Emerging Cross-Sectional Technologies 3 Expired
US6177132A Optical recording medium and method of its manufacture Emerging Cross-Sectional Technologies 3 Expired
US8268484B2 Electrode for nonaqueous electrolyte secondary battery, method for producing same, and nonaqueous electrolyte secondary battery comprising such electrode for nonaqueous electrolyte secondary battery Emerging Cross-Sectional Technologies 2 Active
US8148012B2 Method for forming active material on a current collector of negative electrode using feedback process with measuring collector Emerging Cross-Sectional Technologies 2 Active
US8192864B2 Battery, examination method and manufacturing method for negative electrode thereof, and examination apparatus and manufacturing apparatus for negative electrode thereof Emerging Cross-Sectional Technologies 2 Active
US8697582B2 Substrate conveying roller, thin film manufacturing device, and thin film manufacturing method Emerging Cross-Sectional Technologies 2 Active
US5985423A Method and device for manufacturing a thin film and magnetic recording medium Emerging Cross-Sectional Technologies 2 Expired
US5962066A Method and device for manufacturing a thin film and magnetic recording medium Emerging Cross-Sectional Technologies 2 Expired
US6066240A Method and device for manufacturing a thin film and magnetic recording medium Emerging Cross-Sectional Technologies 1 Expired
US9340865B2 Thin film-manufacturing apparatus,thin film-manufacturing method,and substrate-conveying roller Chemistry; Metallurgy 1 Active
US6251230A Method and device for manufacturing a thin film and magnestic recording medium Emerging Cross-Sectional Technologies 1 Expired
US8241699B2 Deposition apparatus and method for manufacturing film by using deposition apparatus Emerging Cross-Sectional Technologies 1 Active
US7579109B2 Energy device and electronic equipment using the same, and method for producing energy device Emerging Cross-Sectional Technologies 1 Active
US8375568B2 Method for manufacturing lithium secondary battery and apparatus for manufacturing the same Emerging Cross-Sectional Technologies 0 Active

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