HK

Hiroyuki Koizumi

HI Hitachi: 1 patents #1,745 of 4,225Top 45%
HC Hitachi Device Engineering Co.: 1 patents #28 of 123Top 25%
Overall (2003): #212,123 of 273,478Top 80%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6587602 Resolution conversion system and method Shinji Wakisawa, Naruhiko Kasai, Hiroko Sato, Youichi Watanabe 2003-07-01