ST

Shigenori Togashi

HI Hitachi: 25 patents #1,255 of 28,497Top 5%
HT Hitachi Plant Technologies: 3 patents #35 of 279Top 15%
TO Toyota: 3 patents #8,352 of 26,838Top 35%
HH Hitachi High-Technologies: 2 patents #1,282 of 1,917Top 70%
HC Hitachi Car Engineering Co.: 1 patents #275 of 465Top 60%
HG HGST: 1 patents #253 of 483Top 55%
Overall (All Time): #103,059 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 26–34 of 34 patents

Patent #TitleCo-InventorsDate
6929196 Fuel injection valve and internal combustion engine mounting the same Yoshio Okamoto, Makoto Yamakado, Masahiro Souma, Hiromasa Kubo 2005-08-16
6898049 Magnetic disk apparatus with air flow bypass channel Hayato Shimizu, Masao Iwakura, Shigeo Nakamura, Kazuo Sakai, Masayuki Kaiho +7 more 2005-05-24
6675766 Fuel injection valve and internal combustion engine mounting the same Ayumu Miyajima, Yoshio Okamoto, Yuzo Kadomukai, Kiyoshi Amo, Makoto Yamakado +3 more 2004-01-13
6668793 Internal combustion engine Yoshio Okamoto, Ayumu Miyajima, Yuzo Kadomukai, Motoyuki Abe, Hiromasa Kubo +3 more 2003-12-30
6665139 Magnetic-disc unit with gap between disc and shroud Mikio Tokuyama, Hayato Shimizu, Satomitsu Imai, Shozo Saegusa, Masahiko Sega +7 more 2003-12-16
6600626 Magnetic disk apparatus Hayato Shimizu, Masao Iwakura, Shigeo Nakamura, Kazuo Sakai, Masayuki Kaiho +7 more 2003-07-29
6453872 Fuel injection valve and internal combustion engine mounting the same Ayumu Miyajima, Yoshio Okamoto, Yuzo Kadomukai, Kiyoshi Amo, Makoto Yamakado +3 more 2002-09-24
6369978 Magnetic disk apparatus with shroud having opening downstream of moveable arm Hayato Shimizu, Masao Iwakura, Shigeo Nakamura, Kazuo Sakai, Masayuki Kaiho +1 more 2002-04-09
6345601 Direct injection fuel injector and internal combustion engine mounting the same Ayumu Miyajima, Yoshio Okamoto, Yuzo Kadomukai, Tohru Ishikawa 2002-02-12