HF

Hirotoshi Fukuda

HI Hitachi: 5 patents #7,555 of 28,497Top 30%
HS Hitachi-Lg Data Storage: 4 patents #67 of 294Top 25%
Overall (All Time): #746,250 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
8179148 Information detecting apparatus and method Junichi Iida, Masato Sano, Toshinori Arai 2012-05-15
8080959 Motor driving circuit Junichi Iida 2011-12-20
7406014 Disc discriminating method and information reproducing apparatus using thereof Kazuhiko Ono, Takeshi Ikeda 2008-07-29
6822936 Disc discriminating method and information reproducing apparatus using thereof Kazuhiko Ono, Takeshi Ikeda 2004-11-23
6631105 Disk reproducing speed control method and a disk reproducing apparatus using this method Kazunaga Narita, Kiyonobu Teramoto, Hirohito Ishibashi, Toshihiro Matsunaga, Masato Sano 2003-10-07
6445658 Disk reproducing speed control method and a disk reproducing apparatus using this method Kazunaga Narita, Kiyonobu Teramoto, Hirohito Ishibashi, Toshihiro Matsunaga, Masato Sano 2002-09-03
6351440 Disk reproducing speed control method and a disk reproducing apparatus using this method Kazunaga Narita, Kiyonobu Teramoto, Hirohito Ishibashi, Toshihiro Matsunaga, Masato Sano 2002-02-26