HK

Hiroyuki Koizumi

HI Hitachi: 1 patents #1,533 of 3,950Top 40%
HC Hitachi Device Engineering Co.: 1 patents #27 of 126Top 25%
Overall (2002): #206,272 of 266,432Top 80%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6389180 Resolution conversion system and method Shinji Wakisawa, Naruhiko Kasai, Hiroko Sato, Youichi Watanabe 2002-05-14