Inventor · Matsumoto, JP

Koji Migita

28Patents
3h-index
45Co-inventors
63Inventor score

Filing activity: Oct 5, 1990 → Aug 11, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5053817A Supporting and driving mechanism for a rotating body Physics 10 Expired
US5915118A Apparatus and method for gradually shutting down a power supply Physics 7 Expired
USD340064S Laser beam printer General 3 Expired
US6026275A Fixing apparatus Physics 3 Expired
US6179289A Paper-feed control unit and method of control for image-forming apparatus Performing Operations; Transporting 3 Expired
US7639960B2 Charger, image forming apparatus, and charge control method Physics 3 Active
US7835655B2 Charger, image forming apparatus, and charge control method Physics 2 Active
US7881644B2 Developing device and image forming apparatus Physics 2 Active
US7590208B2 Circuit and method for generating a timing signal, and signal transmission system performing for high-speed signal transmission and reception between LSIs Electricity 2 Active
US11214454B2 Medium feeding device and image reading apparatus Performing Operations; Transporting 1 Active
US9160327B2 Semiconductor device and information processing apparatus Electricity 0 Active
US12041210B2 Image reading apparatus with planten and document feeder for reducing damage to elastic layer due to force of attraction Electricity 0 Active
US7881641B2 Developing cartridge, developing device, and image forming apparatus Physics 0 Active
US10409686B2 Apparatus and method to determine plural locations in communication circuits at which failures have occurred Physics 0 Active
US8869092B2 Wiring inspection apparatus and wiring inspection method Physics 0 Active
US9834019B2 Recording apparatus Electricity 0 Active
US11691832B2 Medium transport device and image reading apparatus Performing Operations; Transporting 0 Active
US9069691B2 Calculation method and computer-readable recording medium Physics 0 Active
US7831952B2 Designing apparatus, designing method, and program Physics 0 Active
US10214035B2 Recording apparatus with receiving tray having projecting sections Performing Operations; Transporting 0 Active
US11463601B2 Image reading apparatus with a document feeder with a pressing layer Electricity 0 Active
US8526855B2 Image forming apparatus and image forming method Physics 0 Active
US11814255B2 Medium-transporting device and image reading apparatus Performing Operations; Transporting 0 Active
US8875085B2 Wiring inspection apparatus and wiring inspection method Physics 0 Active
US12017875B2 Medium-transporting device and image reading apparatus Performing Operations; Transporting 0 Active

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