HM

Hiroyuki Minamura

HI Hitachi: 4 patents #8,942 of 28,497Top 35%
HC Hitachi Software Engineering Co.: 2 patents #91 of 502Top 20%
HS Hitachi Video And Information Systems: 1 patents #142 of 269Top 55%
Overall (All Time): #1,261,115 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6850470 Optical disc apparatus and method thereof Shigeki Yamazaki, Hisataka Sugiyama, Tetsuya Fushimi, Makoto Itagaki 2005-02-01
6438078 Optical disc apparatus and method thereof Shigeki Yamazaki, Hisataka Sugiyama, Tetsuya Fushimi, Makoto Itagaki 2002-08-20
6301210 Optical disc apparatus and method thereof Shigeki Yamazaki, Hisataka Sugiyama, Tetsuya Fushimi, Makoto Itagaki 2001-10-09
6091678 Method and apparatus for detecting position of alternated land and groove of information recording medium Tetsuya Fushimi, Toru Kawashima, Hisataka Sugiyama, Yoshio Suzuki, Hisamitsu Tanaka 2000-07-18