HI

Hisashi Ishiguro

Ricoh Company: 5 patents #3,664 of 9,818Top 40%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
Overall (All Time): #850,191 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9437556 Semiconductor device 2016-09-06
7800771 Digital copying machine, image formation system, and digital copying machine as slave machine Moriyuki Koike, Hiroshi Mori 2010-09-21
7728997 Digital copying machine, image formation system, and digital copying machine as slave machine Moriyuki Koike, Hiroshi Mori 2010-06-01
7167256 Digital copying machine image formation system, and digital copying machine as slave machine Moriyuki Koike, Hiroshi Mori 2007-01-23
6226102 Image forming apparatus which forms an image based on stored image data Moriyuki Koike, Takahiko Uno, Tsuyoshi Endoh, Kouichi Kanaya, Hiroyasu Sumida +6 more 2001-05-01
5987227 Image forming apparatus and method for detecting and eliminating avoidable image reading operations Tsuyoshi Endo, Hiroyasu Sumida, Toshiya Tagawa, Kouichi Kanaya, Moriyuki Koike +6 more 1999-11-16