Inventor · Kashiwa, JP

Masafumi Kamei

14Patents
9h-index
40Co-inventors
68Inventor score

Filing activity: Feb 19, 1992 → Jun 1, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US5475475A Image forming apparatus and method in which image of a plurality of originals are formed at different positions of one recording sheet Electricity 38 Expired
US5257074A Image forming apparatus Electricity 22 Expired
US5691827A Image processing apparatus for converting a color image into a pattern image with a line having a width which is equal to or less than a predetermined width not being converted Electricity 22 Expired
US5485288A Image processing apparatus for converting a color image into a pattern image with a synthesized gradation image increasing in density closer to contour portions of the pattern image Electricity 17 Expired
US5956087A Linear image sensor Electricity 14 Expired
US5913099A Copy apparatus which controls binding position through image rotation and sheet reversal Electricity 13 Expired
US5699546A Memory management control device and method for performing rewrite on internal non-volatile memory according to an operation state determination Physics 11 Expired
US7782503B2 Image reading apparatus and method for controlling the same Electricity 11 Active
US8320029B2 Image reading apparatus Electricity 10 Active
US6493830B2 Clock control device used in image formation Electricity 9 Expired
US7719726B2 Image reading apparatus and method of displaying alien substance location thereof Electricity 8 Active
US6225934A Image reading apparatus for reducing color differences Electricity 7 Expired
US7189923B2 Digital electronic apparatus with suppressed radiant noise Electricity 2 Expired
US7453699B2 Digital electronic apparatus with suppressed radiant noise Electricity 0 Active

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