Inventor · Yokohama, JP

Masahiro OKI

28Patents
1h-index
32Co-inventors
53Inventor score

Filing activity: Jan 9, 2009 → Aug 3, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US9244393B1 Image forming method Physics 2 Active
US9568849B2 Liquid developer, developer cartridge, and image forming apparatus Physics 1 Active
US8206878B2 Liquid developer and image forming apparatus Physics 1 Active
US7858284B2 Liquid developer and image forming apparatus Physics 1 Active
US8658338B2 Toner, liquid developer, dry developer, developer cartridge, process cartridge, image forming apparatus, and image forming method Physics 1 Active
US9766565B2 Liquid developer and developer cartridge Physics 0 Active
US8592126B2 Liquid developer and image-forming apparatus Physics 0 Active
US8198001B2 Process for producing liquid developer, liquid developer, and image forming apparatus Physics 0 Active
US12187861B2 Cellulosic particle Chemistry; Metallurgy 0 Active
US12065547B2 Cellulosic particle Chemistry; Metallurgy 0 Active
US9190259B2 Discharge lamp and discharge lamp apparatus Electricity 0 Active
US11879040B2 Resin particles comprising a biodegradable resin and a specific amount of a metal element Emerging Cross-Sectional Technologies 0 Active
US9285700B2 Liquid developer, particles for liquid developer, and liquid developer accommodation container Physics 0 Active
US8475986B2 Toner Physics 0 Active
US8268524B2 Black toner and image forming method Physics 0 Active
US8951704B2 Toner, liquid developer, dry developer, developer cartridge, process cartridge, image forming apparatus, and image forming method Physics 0 Active
US8741527B2 Liquid developer, developer cartridge, process cartridge, image forming apparatus, and image forming method Physics 0 Active
US8911925B2 Liquid developer, developer cartridge, process cartridge, image forming apparatus, and image forming method Physics 0 Active
US8679720B2 Liquid developer and image-forming apparatus Physics 0 Active
US8614045B2 Liquid developer and method for producing liquid developer Physics 0 Active
US9709914B2 Liquid developer, developer cartridge, and image forming apparatus Physics 0 Active
US8142974B2 Liquid developer and image forming apparatus Physics 0 Active
US12024618B2 Resin particles Chemistry; Metallurgy 0 Active
US9482978B2 Liquid developer, developer cartridge, and image forming apparatus Physics 0 Active
US12325779B2 Cellulosic particle Chemistry; Metallurgy 0 Active

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