HS

Hisataka Sugiyama

HI Hitachi: 2 patents #478 of 3,189Top 15%
HC Hitachi Software Engineering Co.: 1 patents #10 of 60Top 20%
📍 Kokubunji, JP: #17 of 125 inventorsTop 15%
Overall (2005): #53,398 of 245,428Top 25%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6954411 Optical disc recording method and optical disc drive Tatsuya Ishitobi, Hiroaki Ono 2005-10-11
6850470 Optical disc apparatus and method thereof Shigeki Yamazaki, Hiroyuki Minamura, Tetsuya Fushimi, Makoto Itagaki 2005-02-01