Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Oki Data › Ken Nozawa
KN

Ken Nozawa — 22 Patents

ODOki Data: 22 patents #11 of 635Top 2%
Tokyo, JP: #6,653 of 90,295 inventorsTop 8%
Overall (All Time): #189,202 of 4,157,543Top 5%
22 Patents All Time
Ken Nozawa has been granted 22 US patents while listed as an inventor at Oki Data. The first was granted in 1999 and the most recent in December 2014. Ken Nozawa ranks #189,202 of 4,157,543 US inventors in our database (top 4.6%). Patent records list Ken Nozawa in Tokyo, JP.

Patents per Year

Patents granted per year, 1999 to 2014Bar chart with a peak of 6 patents in 2014.peak 61999: 1 patents19992000: 1 patents2001: 1 patents20012003: 1 patents2006: 1 patents20062007: 1 patents2008: 1 patents20082010: 1 patents2012: 3 patents20122013: 5 patents2014: 6 patents2014

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
8913927 Developer cartridge, developing device and image forming apparatus Yukiyoshi Oda 2014-12-16
8886061 Developer detection device capable of detecting amount developer in developer accommodating container Yukiyoshi Oda 2014-11-11
8873978 Developer accommodation unit, development device, image forming apparatus, and developer supply container Yukiyoshi Oda 2014-10-28
8862016 Image forming apparatus that ensures an electrical connection between a replacement part and a main body part of the apparatus Yukiyoshi Oda, Atsushi Ohta, Junichi Ito 2014-10-14
8660453 Image forming apparatus Yukiyoshi Oda, Atsushi Ohta, Junichi Ito 2014-02-25
8649705 Developing apparatus and image forming apparatus Yukiyoshi Oda 2014-02-11
8571444 Neutralization device, developing device and image forming apparatus Yukiyoshi Oda, Akihiro Yamamura, Masahiro Kawano, Toshiharu Sato 2013-10-29
8374527 Developer storing body having a movable outlet shutter member, image forming unit and image forming apparatus Atsushi Ohta, Yukiyoshi Oda 2013-02-12
D675672 Toner cartridge Atsushi Ohta, Yukiyoshi Oda 2013-02-05
D674003 Toner cartridge Yukiyoshi Oda, Atsushi Ohta 2013-01-08
D674006 Toner cartridge Atsushi Ohta, Yukiyoshi Oda 2013-01-08
8260172 Image forming unit and image forming apparatus — 2012-09-04
8260176 Developer storing container including an agitation member for agitating developer, developing device including the developer storing container and image forming apparatus including the developer storing container Yukiyoshi Oda, Atsushi Ohta 2012-09-04
8200127 Developer storing container and image forming apparatus — 2012-06-12
7777769 Image forming unit and image forming apparatus — 2010-08-17
7315716 Mounting construction of a toner cartridge for an image forming apparatus — 2008-01-01
7206535 Developing device and image forming apparatus — 2007-04-17
7010252 Mounting construction of a toner cartridge for an image forming apparatus — 2006-03-07
6654569 Toner cartridge and mechanism for detecting remaining amount of toner — 2003-11-25
6195521 Developer cartridge with a groove receiving a projection from an image forming apparatus Atsushi Kurabayashi, Yoshiharu Momiyama 2001-02-27
6091919 Developer cartridge and image forming apparatus Atsushi Kurabayashi, Yoshiharu Momiyama 2000-07-18
D414507 Toner cartridge Atsushi Kurabayashi, Yoshiharu Momiyama 1999-09-28

Frequent Collaborators

Yukiyoshi Oda12 shared
Atsushi Ohta7 shared
Atsushi Kurabayashi3 shared
Yoshiharu Momiyama3 shared
Junichi Ito2 shared
Masahiro Kawano1 shared

Nearby-Ranked Inventors

David A. Bierdeman22
Ryan M. Stone22
Kai-Uwe Schmidt22
Satoshi Yoneda22
Rene Frigiere22
Wayne Thomas McHugh22
Michael Bachmann22
Kimberly Rae Saviers22
Qinda Ye22