KH

Katsumasa Haikawa

HI Hitachi: 12 patents #3,472 of 28,497Top 15%
HC Hitachi Engineering Co.: 2 patents #103 of 572Top 20%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
GE: 1 patents #19,878 of 36,430Top 55%
Overall (All Time): #389,147 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
6516043 Fuel assembly and reactor core and fuel spacer and channel box Masao Chaki, Koji Nishida, Motoo Aoyama, Junichi Koyama, Yasuhiro Aizawa 2003-02-04
6510192 Boiling water type nuclear reactor core and operation method thereof Junichi Yamashita, Kumiaki Moriya, Yasuhiro Masuhara, Taichi Takii, Akihiro Yamanaka +3 more 2003-01-21
6504889 Method of operating reactor Kenmi Narita, Akihiro Yamanaka, Akiko Kanda, Takaaki Mochida, Junichi Yamashita +1 more 2003-01-07
6205196 Boiling water type nuclear reactor core and operation method thereof Junichi Yamashita, Kumiaki Moriya, Yasuhiro Masuhara, Taichi Takii, Akihiro Yamanaka +3 more 2001-03-20
6141396 Initial loading core Akiko Kanda, Akihiro Yamanaka, Kenmi Narita, Junichi Yamashita, Junichi Koyama 2000-10-31
6005905 Initial core Akihiro Yamanaka, Akiko Kanda, Takaaki Mochida, Junichi Yamashita, Motoo Aoyama +2 more 1999-12-21
5787139 Fuel loading method Mitsunari Nakamura, Akihiro Yamanaka, Akiko Kanda, Takaaki Mochida, Junichi Yamashita +2 more 1998-07-28
5781604 Initial core and fuel assembly Akihiro Yamanaka, Akiko Kanda, Motoo Aoyama, Yoko Yuchi, Junichi Yamashita 1998-07-14
5631939 Initial core of nuclear power plant Hiroko Haraguchi, Yoshihiri Iwashita, Toshiro Yoshioka, Junichi Koyama, Akihiro Yamanaka +1 more 1997-05-20
5544211 Nuclear fuel assembly and nuclear reactor incorporating the same Takaaki Mochida, Mamoru Nagano, Tsuyoshi Nakajima 1996-08-06
5388132 Nuclear fuel assembly and core Motoo Aoyama, Yasunori Bessho, Junichi Yamashita, Hajime Umehara, Osamu Yokomizo +2 more 1995-02-07
5198186 Fuel assembly for nuclear reactor Shunsuke Ogiya, Toru Yamamoto, Akira Nishimura 1993-03-30
4986958 Fuel assembly 1991-01-22