KT

Kazuo Takaku

HI Hitachi: 11 patents #3,813 of 28,497Top 15%
Fujitsu Limited: 5 patents #6,029 of 24,456Top 25%
FL Fujitsu Frontech Limited: 4 patents #50 of 283Top 20%
HC Hitachi Engineering Co.: 3 patents #77 of 572Top 15%
Overall (All Time): #299,813 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
8423786 Biometrics authentication method, media for individual authentication, and biometrics authentication device Yasuhiko Mita, Naoko Suzuki, Shinya Iwasaki, Masayuki Yano, Ikuo Mutou 2013-04-16
8184866 Living body guidance control method for a biometrics authentication device, and biometrics authentication device Yasuhiko Mita, Naoko Suzuki, Shinya Iwasaki, Masayuki Yano 2012-05-22
8078883 Personal authentication apparatus and personal authentication method Shinichi Eguchi, Katsuhiro Egawa, Yoshiaki Kitamura, Ikuo Mutou 2011-12-13
7885433 Biometrics authentication method and biometrics authentication system Masayuki Yano, Yasuhiko Mita, Naoko Suzuki, Shinya Iwasaki, Ikuo Mutou +1 more 2011-02-08
5880444 Interactive I/O terminal Yasuko Shibata, Kazuhiro Akutsu, Kiyotaka Awatsu, Setsuo Tsukui, Yoshiharu Hinata +2 more 1999-03-09
5537037 Apparatus with cancel coil assembly for cancelling a field parallel to an axial direction to the plural coils and to a squid pick up coil Masahiro Otaka, Sadato Shimizu, Shinji Sakata 1996-07-16
5414356 Fluxmeter including squid and pickup coil with flux guiding core and method for sensing degree of deterioration of an object Toshihiko Yoshimura, Tasuku Shimizu, Yuichi Ishikawa, Masahiro Otaka, Yuko Koguchi +3 more 1995-05-09
5331278 Apparatus for inspecting degradation/damage of a material using an AC magnet, a superconducting DC magnet and a SQUID sensor Stephen Evanson, Satoshi Kanno, Masahiro Otaka, Toshihiko Yoshimura, Kunio Hasegawa 1994-07-19
5134368 Apparatus for magnetically detecting degradation of metal material using superconductor sensor system and reference material data comparison Masahiro Otaka, Kunio Enomoto, Kunio Hasegawa, Makoto Hayashi, Tasuku Shimizu 1992-07-28
5122991 Distance measuring apparatus and method Masahiro Koike, Sigeru Kajiyama, Toshiyuki Furukawa, Toshiyuki Sawa 1992-06-16
5059903 Method and apparatus utilizing a magnetic field for detecting degradation of metal material Masahiro Otaka, Kunio Enomoto, Kunio Hasegawa, Makoto Hayashi, Tasuku Shimizu 1991-10-22
4987367 Method and apparatus for predicting deterioration of a member constituting a part of equipment Yuichi Ishikawa, Toshihiko Yoshimura, Tasuku Shimizu, Masahiro Otaka 1991-01-22
4914378 Method and apparatus for inspecting surface defects Makoto Hayashi, Masahiro Ootaka, Akisuke Naruse 1990-04-03
4531663 Guide apparatus Shigeru Kajiyama, Akisuke Naruse, Akira Akasu 1985-07-30
4518560 Rail apparatus around nuclear reactor pressure vessel and method of installing the same Akisuke Naruse, Hirotsugu Fujimoto, Hiroshi Kimura 1985-05-21
4474064 Ultrasonic flaw detector Akisuke Naruse, Tatsukuma Hosono, Shigeru Kajiyama 1984-10-02