Inventor · Yokohama, JP

Masayuki Yamane

91Patents
20h-index
104Co-inventors
91Inventor score

Filing activity: Jan 16, 1986 → Mar 18, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US6337957B1 Image forming apparatus and developing device with improved self toner density control Physics 118 Expired
US6522855B1 Image forming apparatus and developing apparatus preventing uneven image density Physics 91 Expired
US6198895A Developing device with improved developer circulation and toner density control Physics 77 Expired
US7706699B2 Toner container and image forming apparatus Physics 75 Active
US7822371B2 Toner container and image forming apparatus Physics 71 Active
US7702262B2 Toner container including a container body with a gripper at the end thereof, and associated method Physics 60 Active
US7853184B2 Toner container and image forming apparatus Physics 56 Active
US7991334B2 Toner container and image forming apparatus Physics 49 Active
USD599845S1 Toner cartridge General 45 Expired
US7184691B2 Toner container, toner supply device and image forming apparatus Physics 45 Expired
US8126375B2 Toner container and image forming apparatus Physics 43 Active
US7720417B2 Toner container and image forming apparatus Emerging Cross-Sectional Technologies 32 Active
US7577379B2 Toner container, toner supply device and image forming apparatus Physics 26 Active
US4935848A Fused solid electrolytic capacitor Electricity 24 Expired
US7574162B2 Toner container, and image forming apparatus Physics 24 Active
USD606583S1 Toner cartridge holder General 22 Expired
US7826777B2 Toner container and image forming apparatus having first and second biasing elements that bias the toner container Emerging Cross-Sectional Technologies 22 Active
USD602519S1 Toner cartridge General 21 Expired
USD591336S1 Toner cartridge General 21 Expired
US6873814B2 Developing device using a two-ingredient type developer and image forming apparatus including the same Physics 20 Expired
USD607045S1 Toner cartridge General 19 Expired
US7962069B2 Toner container, image forming apparatus, method of recycling toner container Physics 19 Active
US4686195A Method and composition for the manufacture of gradient index glass Chemistry; Metallurgy 18 Expired
USD598949S1 Toner cartridge holder General 15 Expired
US6856774B2 Developing device including magnetic member provided on toner-scattering restraining device and image forming apparatus including the developing device Physics 15 Expired

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