Inventor · Yokohama, JP

Jun Yura

33Patents
13h-index
55Co-inventors
80Inventor score

Filing activity: Apr 18, 1996 → Aug 1, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US5708949A Image fixing device for image forming apparatus Physics 34 Expired
US6795678B2 Image forming apparatus for fixing a toner image on a sheet or recording medium by use of a belt member Physics 34 Expired
US7010255B2 Fixing device having a heating member and image forming apparatus including the same Physics 29 Expired
US6631253B2 Fixing device and image forming apparatus using the same Physics 27 Expired
US6847792B2 Image forming apparatus having a selectively discharged storage Physics 25 Expired
US6795676B2 Sheet wrapping avoidable fixing apparatus and image forming apparatus Physics 24 Expired
US7218879B2 Image forming apparatus controlling polarity of residual toner and process cartridge for use in the same Physics 21 Expired
US6559421B1 Image forming apparatus and fixing device therefor Physics 20 Expired
US6636718B2 Heating roller, method of producing the heating roller, and heating device, fixing device and image forming apparatus using the heating roller Emerging Cross-Sectional Technologies 19 Expired
US6646227B2 Image forming apparatus and fixing device therefor Physics 15 Expired
US7315711B2 Image forming apparatus, process cartridge and cleaningless system Physics 14 Expired
US7620336B2 Apparatus and method for fixing an image Physics 14 Expired
US7212753B2 Image forming apparatus and process cartridge Physics 13 Expired
US7058330B2 Image forming apparatus Physics 11 Expired
US9304454B2 Fixing device and image forming apparatus incorporating same Physics 9 Active
US8080096B2 Protecting agent for image bearing member and production method therefor, protection layer forming apparatus, image forming method, image forming apparatus, and process cartridge Physics 8 Active
US7107681B2 Heating roller, method of producing the heating roller, and heating device, fixing device and image forming apparatus using the heating roller Emerging Cross-Sectional Technologies 6 Expired
US7251429B2 Image forming apparatus with an energy storage that can be discharged, and with a display of residual energy in the storage Physics 6 Expired
US7693471B2 Sheet wrapping avoidable fixing apparatus and image forming apparatus Physics 5 Active
US6897409B2 Image forming apparatus and fixing device therefor Physics 4 Expired
US7941075B2 Image forming apparatus including a cleaner-less image carrier cleaning system Physics 4 Active
US7346305B2 Sheet wrapping avoidable fixing apparatus and image forming apparatus Physics 4 Active
US7224928B2 Sheet wrapping avoidable fixing apparatus and image forming apparatus Physics 4 Expired
US8126346B2 Apparatus and method for fixing an image Physics 3 Active
US9025977B2 Image forming apparatus Physics 3 Active

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