YK

Yoshitaka Kokubo

Canon: 7 patents #7,830 of 19,416Top 45%
Overall (All Time): #744,277 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
8490968 Image forming apparatus with conveyance interval adjustment for recording paper 2013-07-23
8081890 Image forming apparatus, and unit removably installed in an image forming apparatus Hidetoshi Hanamoto 2011-12-20
7796901 Image forming apparatus, and unit removably installed in an image forming apparatus Hidetoshi Hanamoto 2010-09-14
7646479 Recording medium discrimination apparatus and method 2010-01-12
7529493 Sensor system and apparatus for identifying recording medium Hiroshi Shiba, Masanori Akita, Tomoyuki Okada, Kengo Umeda 2009-05-05
7505703 Recording material discrimination device, image forming apparatus and method therefor Masanori Akita, Tomoyuki Okada, Kengo Umeda, Masaru Aoki 2009-03-17
7149441 Recording material discrimination device, image forming apparatus and method therefor Masanori Akita, Tomoyuki Okada, Kengo Umeda, Masaru Aoki 2006-12-12