KN

Kenji Nakagawa

Fujitsu Limited: 24 patents #1,085 of 24,456Top 5%
AT Autonetworks Technologies: 6 patents #276 of 1,079Top 30%
TO Toyota: 6 patents #4,786 of 26,838Top 20%
MI Misumi: 6 patents #1 of 22Top 5%
Sumitomo Electric Industries: 6 patents #4,612 of 21,551Top 25%
SS Sumitomo Wiring Systems: 6 patents #599 of 2,615Top 25%
HO Hoya: 4 patents #305 of 1,290Top 25%
AK Asahi Kasei Kabushiki Kaisha: 3 patents #181 of 1,220Top 15%
Canon: 2 patents #12,681 of 19,416Top 70%
KS Kawasaki Steel: 2 patents #570 of 1,922Top 30%
SC Sanyo Electric Co.: 2 patents #2,557 of 6,347Top 45%
NC Nittan Valve Co.: 1 patents #49 of 98Top 50%
NT Ntn: 1 patents #814 of 1,364Top 60%
OE Otis Elevator: 1 patents #966 of 1,840Top 55%
FC Fuji Electric Co.: 1 patents #1,354 of 2,643Top 55%
DD Ddk: 1 patents #47 of 97Top 50%
HZ Hitachi Zosen: 1 patents #216 of 531Top 45%
FC Fukuda Metal Foil & Powder Co.: 1 patents #50 of 95Top 55%
KA Kao: 1 patents #1,961 of 3,221Top 65%
MI Mipox: 1 patents #2 of 13Top 20%
UM Uchiyama Manufacturing: 1 patents #36 of 116Top 35%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
📍 Hadano, JP: #8 of 1,025 inventorsTop 1%
Overall (All Time): #34,629 of 4,157,543Top 1%
64
Patents All Time

Issued Patents All Time

Showing 26–50 of 64 patents

Patent #TitleCo-InventorsDate
8647923 Method of manufacturing semiconductor device Kiyofumi Sakaguchi, Takao Yonehara, Nobuo Kawase 2014-02-11
D688210 Electrical connector Jinichi Mashiyama, Toshihiko Hirai, Yosinori Iwashita, Hiromichi Kato, Hidenori Ikushima +3 more 2013-08-20
8262291 Coreless seal and rolling bearing Hideki Akamatsu 2012-09-11
7073356 Drum type washing machine Satoshi Nakamura, Tamotsu Kawamura, Takashi Fukui, Makoto Takeuchi, Harumi Takeuchi +2 more 2006-07-11
6764120 Material holding implement Hidenori Shirai 2004-07-20
6649054 Magnetic filter device Sachihiro Iida, Naoto Ueno, Katsuhiko Kato 2003-11-18
6555922 IC bonding pad combined with mark or monitor 2003-04-29
6420094 Optical exposure method Tamae Haruki, Satoru Asai, Isamu Hanyu 2002-07-16
6127098 Method of making resist patterns Ei Yano, Akira Oikawa, Masao Kanazawa, Hiroshi Kudo 2000-10-03
6093511 Method of manufacturing semiconductor device Hiroyuki Tanaka 2000-07-25
6085874 Rail-climbing elevator counterweight having flat machines Yasunobu Uchino, Hirofumi Yuda, Masaharu Ueda, Yasuhisa Shioda, Takayuki Nagashima 2000-07-11
6045976 Optical exposure method Tamae Haruki, Masao Taguchi, Hiroyuki Tanaka, Satoru Asai, Isamu Hanyu 2000-04-04
5863709 Deep UV photolithography with reduced halation Katsuyoshi Kobayashi 1999-01-26
5786115 Mask producing method Toshiaki Kawabata, Seiichiro Yamaguchi, Masao Taguchi, Kazuhiko Sumi, Yuichiro Yanagishita 1998-07-28
5674646 Mask producing method Toshiaki Kawabata, Seiichiro Yamaguchi, Masao Taguchi, Kazuhiko Sumi, Yuichiro Yanagishita 1997-10-07
5637424 Fine pattern lithography with positive use of interference Tamae Haruki 1997-06-10
5624791 Pattern forming method using mask Toshiaki Kawabata, Seiichiro Yamaguchi, Masao Taguchi, Kazuhiko Sumi, Yuichiro Yanagishita 1997-04-29
5607821 Optical exposure method Tamae Haruki, Masao Taguchi, Hiroyuki Tanaka, Satoru Asai, Isamu Hanyu 1997-03-04
5562151 Method and apparatus for producing thin ribbon Nozomu Tamura, Saburo Moriwaki, Kiyoshi Shibuya, Shun Suhara, Kazuyuki Katoh +2 more 1996-10-08
5514498 Reticle with phase-shifters and a method of fabricating the same 1996-05-07
5499791 Machine having vibration source Koichi Yoshizaki, Tadashi Nukaga, Yoshikazu Banba, Shigetaka Hattori, Kentaro Mochizuki 1996-03-19
5489509 Mask, mask producing method and pattern forming method using mask Toshiaki Kawabata, Seiichiro Yamaguchi, Masao Taguchi, Kazuhiko Sumi, Yuichiro Yanagishita 1996-02-06
5472813 Pattern exposing method using phase shift and mask used therefor Masao Kanazawa, Tamae Haruki, Yasuko Tabata 1995-12-05
5465220 Optical exposure method Tamae Haruki, Masao Taguchi, Hiroyuki Tanaka, Satoru Asai, Isamu Hanyu 1995-11-07
5415952 Fine pattern lithography with positive use of interference Tamae Haruki 1995-05-16