KY

Kazuo Yoshikawa

Fujitsu Limited: 13 patents #2,362 of 24,456Top 10%
KS Kobe Steel: 8 patents #44 of 2,031Top 3%
FC Fuji Photo Optical Co.: 7 patents #79 of 509Top 20%
KI Kobelco Research Institute: 3 patents #12 of 79Top 20%
AW Aichi Steel Works: 2 patents #23 of 107Top 25%
DE Denso: 2 patents #4,986 of 11,792Top 45%
FU Fujinon: 2 patents #115 of 339Top 35%
TL Toyota Central R&D Labs: 2 patents #528 of 1,657Top 35%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
IC Ishikawajima-Harima Heavy Industries Co.: 1 patents #251 of 611Top 45%
CH Chuo Hatsujo: 1 patents #58 of 122Top 50%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
AC Arisawa Mfg. Co.: 1 patents #49 of 105Top 50%
SK Showa Denko K.K.: 1 patents #940 of 1,736Top 55%
SC Stanley Electric Co.: 1 patents #550 of 1,072Top 55%
TC Tokai Carbon Co.: 1 patents #38 of 112Top 35%
FU Futaba: 1 patents #137 of 292Top 50%
HC Horikiri Spring Manufacturing Co.: 1 patents #4 of 15Top 30%
Overall (All Time): #73,124 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 1–25 of 42 patents

Patent #TitleCo-InventorsDate
11784545 Method of manufacturing stator for rotating electric machine Masashi KITSUNEZUKA, Shimpei Fujiwara 2023-10-10
11404946 Method for manufacturing a stator Yasunori Kitakado, Hiroaki Takeda, Junichi Shimoya, Kazushi Onda 2022-08-02
10982093 Low-dielectric resin composition Makoto Tai, Nobuyuki Iwano 2021-04-20
9511511 Resin-coated saw wire and cut article Hiroshi Yaguchi, Kazuhisa Fujisawa, Masanori Anan, Akinori Uratsuka, Yoshitake Matsushima 2016-12-06
RE44239 Electrode and its fabrication method for semiconductor devices, and sputtering target for forming electrode film for semiconductor devices Seigo Yamamoto, Katsutoshi Takagi, Eiji Iwamura, Takashi Oonishi 2013-05-28
RE43590 Aluminum alloy electrode for semiconductor devices Seigo Yamamoto, Katsutoshi Takagi, Eiji Iwamura, Takashi Oonishi 2012-08-21
7954986 Vehicle light and method for manufacturing the same Motoyasu Ishizu 2011-06-07
7754177 Carbon nanoballoon structure and method for preparation thereof, and electron emitter Hirofumi Takikawa, Akira Kondo, Shigeo Itoh 2010-07-13
7233358 Autofocus adaptor 2007-06-19
7095443 Focusing state determining apparatus 2006-08-22
6583939 Auxiliary imaging lens and imaging apparatus using the same Hisao Takemae 2003-06-24
6542193 Optical system for TV camera with still-taking function Takami Hasegawa 2003-04-01
6452590 Method and device for driving a display panel Kenji Awamoto, Koichi Sakita 2002-09-17
6333267 Method of manufacturing active matrix type liquid crystal display Takashi Onishi, Eiji Iwamura, Seigo Yamamoto, Katsutoshi Takagi 2001-12-25
6249087 Method for driving a plasma display panel Kunio Takayama, Koichi Sakita, Yasushi Yoneda, Kenji Awamoto, Yasunobu Hashimoto +1 more 2001-06-19
6206985 A1 alloy films and melting A1 alloy sputtering targets for depositing A1 alloy films Takashi Onishi, Seiji Nishi, Seigou Yamamoto 2001-03-27
6185044 TV lens with still-taking function Hisao Takemae, Takami Hasegawa 2001-02-06
6104546 Athermalized focal length extender for a zoom lens having a split rear image-forming group 2000-08-15
6033542 Electrode and its fabrication method for semiconductor devices, and sputtering target for forming electrode film for semiconductor devices Seigo Yamamoto, Katsutoshi Takagi, Eiji Iwamura, Takashi Oonishi 2000-03-07
5976641 A1 alloy films and melting A1 alloy sputtering targets for depositing A1 alloy films Takashi Onishi, Seiji Nishi, Seigou Yamamoto 1999-11-02
5966246 Zoom lens of the inner focusing type 1999-10-12
5828353 Drive unit for planar display Tomokatsu Kishi, Kyoji Kariya, Tadatsugu Hirose, Shigetoshi Tomio, Yoshimasa Awata +2 more 1998-10-27
5789088 Magnetic recording medium having a metal underlayer and a CoCr alloy magnetic thin film Junichi Nakai, Eisuke Kusumoto, Hiromi Matsumura, Takashi Miyamoto 1998-08-04
5786794 Driver for flat display panel Tomokatsu Kishi, Shigeki Kameyama, Akira Otsuka, Tadatsugu Hirose 1998-07-28
5777673 Color separation prism 1998-07-07