AK

Akihisa Kaihara

HI Hitachi: 1 patents #1,745 of 4,225Top 45%
Overall (2003): #268,433 of 273,478Top 100%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6639392 Charged particle measuring device and measuring method thereof Nobuyoshi Kogawa, Hiroshi Kitaguchi, Tetsuya Matsui, Junichi Arita 2003-10-28