Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
KO

Ken Ozawa

Sony: 26 patents #1,436 of 25,231Top 6%
NINikon: 15 patents #274 of 2,493Top 15%
RERenesas Electronics: 4 patents #1,016 of 4,529Top 25%
Samsung: 3 patents #30,683 of 75,807Top 45%
NENec Electronics: 3 patents #234 of 1,789Top 15%
NINixon: 1 patents #10 of 30Top 35%
KMKonica Minolta: 1 patents #986 of 1,361Top 75%
Yokohama, WA: #11 of 36 inventorsTop 35%
Overall (All Time): #45,931 of 4,157,543Top 2%
55 Patents All Time

Issued Patents All Time

Showing 26–50 of 55 patents

Patent #TitleCo-InventorsDate
8008777 Method for manufacturing semiconductor device and the semiconductor device 2011-08-30
7879513 Method for correcting mask 2011-02-01
7655377 Antireflection film and exposure method Nobuyuki Matsuzawa, Yoko Watanabe, Boontarika Thunnakart, Yuko Yamaguchi 2010-02-02
7582411 Antireflective film and exposure method Nobuyuki Matsuzawa, Yoko Watanabe, Boontarika Thunnakart 2009-09-01
7525733 Solid-state imaging device and method for manufacturing the same 2009-04-28
7473494 Exposure mask and mask pattern production method Kazuharu Inoue 2009-01-06
7438996 Mask correcting method 2008-10-21
7379639 Lens assembly and electronic apparatus using the same Kazuharu Inoue 2008-05-27
7199042 Semiconductor device with multi-layered wiring arrangement including reinforcing patterns, and production method for manufacturing such semiconductor device 2007-04-03
7075561 Image printing apparatus and color misregistration correction method Tomoo Kudou 2006-07-11
6924206 Method of manufacturing a semiconductor capacitive element in a semiconductor device 2005-08-02
6849920 Semiconductor capacitive element, method for manufacturing same and semiconductor device provided with same 2005-02-01
6730925 Method and apparatus for projection exposure and device manufacturing method 2004-05-04
6721039 Exposure method, exposure apparatus and device producing method 2004-04-13
6538723 SCANNING EXPOSURE IN WHICH AN OBJECT AND PULSED LIGHT ARE MOVED RELATIVELY, EXPOSING A SUBSTRATE BY PROJECTING A PATTERN ON A MASK ONTO THE SUBSTRATE WITH PULSED LIGHT FROM A LIGHT SOURCE, LIGHT SOURCES THEREFOR, AND METHODS OF MANUFACTURING Shigeru Hagiwara 2003-03-25
6501535 Exposure control method and apparatus 2002-12-31
RE37309 Scanning exposure apparatus Toshiharu Nakashima, Masato Hamatani 2001-08-07
6154270 Scanning exposure method and apparatus 2000-11-28
6154269 Method of evaluating performance of a scan-type exposure apparatus 2000-11-28
6124064 Light exposure controlling method 2000-09-26
5965308 Method of controlling exposure 1999-10-12
5929977 Exposure apparatus and exposure quantity control method 1999-07-27
5898480 Exposure method 1999-04-27
5728495 Scanning exposure method and apparatus 1998-03-17
5659383 Exposure apparatus and exposure quantity control method 1997-08-19