Inventor · Osaka, JP

Keisuke Egawa

27Patents
3h-index
15Co-inventors
56Inventor score

Filing activity: Nov 16, 2005 → Jan 23, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US7497425B2 Sheet post-processing apparatus Performing Operations; Transporting 6 Active
US8862047B2 Sheet curl correction apparatus and image forming apparatus Physics 5 Active
US9075379B2 Decurler device and image forming apparatus including the same Physics 4 Active
US10155322B2 Punching device, sheet processing device, image forming system Performing Operations; Transporting 3 Active
US9381760B2 Sheet process device Mechanical Engineering; Lighting; Heating 3 Active
US10941013B2 Sheet post-processing device and image forming system including same Performing Operations; Transporting 2 Active
US9915906B2 Sheet post-processing device and image forming system provided with the same Physics 2 Active
US10562732B2 Sheet post-processor and image forming system provided with the same Performing Operations; Transporting 2 Active
US9938108B2 Sheet processing apparatus and image forming system Physics 1 Active
US9229411B2 Sheet curl correction apparatus and image forming apparatus Physics 1 Active
US7510178B2 Sheet-handling device Performing Operations; Transporting 1 Active
US7628388B2 Postprocessing apparatus and image forming system Performing Operations; Transporting 1 Active
US9229410B2 Sheet curl correction apparatus and image forming apparatus Physics 1 Active
US9994410B2 Sheet loading device, and sheet post-processor and image forming apparatus provided with the same Physics 1 Active
US11485601B2 Sheet post-processing device Performing Operations; Transporting 1 Active
US12291417B2 Sheet postprocessing device that performs postprocessing on plurality of sheets stacked, and image forming system including same Performing Operations; Transporting 0 Active
US11560285B2 Sheet stacking device and post-processing apparatus Performing Operations; Transporting 0 Active
US12398011B2 Postprocessing device that forms air layer between upper face of sheets already stacked on processing tray and lower face of sheet newly placed on processing tray, and image forming system Performing Operations; Transporting 0 Active
US12319528B2 Post-processing device that controls timing that air blower forms air layer between upper face of first recording sheet and lower face of second recording sheet, and image forming system Performing Operations; Transporting 0 Active
US12415701B2 Sheet discharger, and sheet post-processor, image forming apparatus, and image forming system provided with the sheet discharger Performing Operations; Transporting 0 Active
US12351414B2 Sheet post-processing apparatus and image forming system including the apparatus Performing Operations; Transporting 0 Active
US12378092B2 Sheet postprocessing apparatus that performs postprocessing on plurality of sheets stacked, and image forming system including same Performing Operations; Transporting 0 Active
US12410030B2 Sheet post-processing device and image forming system including same Performing Operations; Transporting 0 Active
US12338096B2 Sheet post-processing apparatus and image forming system including the apparatus Performing Operations; Transporting 0 Active
US12098053B2 Postprocessing device that controls rotation of pair of folding rollers according to status of sheet Physics 0 Active

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