Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
KI

Kensuke Izuma — 9 Patents

CCCopyer Co.: 6 patents #5 of 51Top 10%
Canon: 3 patents #11,284 of 19,416Top 60%
Tokyo, JP: #17,063 of 90,295 inventorsTop 20%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Kensuke Izuma has been granted 9 US patents while listed as an inventor at Copyer Co.. The first was granted in 2000 and the most recent in May 2013. Kensuke Izuma ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Kensuke Izuma in Tokyo, JP.

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8434862 Image forming apparatus Junichi Nakamura, Yoshiharu Yamashita, Hisaya Sorita, Yuichi Takahashi, Iwao Kawamura 2013-05-07 $74,000
6752495 Image forming device 2004-06-22 $271,000
6721060 Recording medium cutter image forming device using same Iwao Kawamura, Ryouma Suzuki, Kazuhiro Murakami, Naoki Kiyohara, Kiyokazu Namekata +3 more 2004-04-13 $206,000
6478491 Image forming apparatus Kazuhiro Nishimura, Iwao Kawamura, Kiyokazu Namekata, Kazuhiro Murakami, Ryoma Suzuki +1 more 2002-11-12
6312071 Scanning type image formation apparatus Iwao Kawamura, Kazuhiro Murakami, Ryoma Suzuki, Naoki Kiyohara, Kiyokazu Namekata 2001-11-06
6302602 Apparatus for cutting-recording medium Naoki Kiyohara, Iwao Kawamura, Ryoma Suzuki, Takashi Nakamura, Kiyokazu Namekata 2001-10-16
6273624 Image forming device Kazuhiro Nishimura, Iwao Kawamura, Kiyokazu Namekata, Kazuhiro Murakami, Ryoma Suzuki +1 more 2001-08-14
6250624 Extension guide apparatus Naoki Kiyohara, Iwao Kawamura, Kiyokazu Namekata, Kazuhiro Murakami, Kazuhiro Nisimura +4 more 2001-06-26
6161973 Ink-jet image forming device Iwao Kawamura, Kiyokazu Namekata, Kazuhiro Murakami, Kazuhiro Nishimura, Ryoma Suzuki +2 more 2000-12-19