KU

Kei Ueyama

HI Hitachi: 2 patents #622 of 3,771Top 20%
HC Hitachi Car Engineering Co.: 2 patents #14 of 145Top 10%
Overall (2004): #54,690 of 270,089Top 25%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6708560 Measurement apparatus for measuring physical quantity such as fluid flow Izumi Watanabe, Naoki Saito, Masayuki Kozawa, Keiichi Nakada 2004-03-23
6694810 Air flow meter Izumi Watanabe, Keiichi Nakada, Junichi Horie 2004-02-24