YM

Yuichi Matsumura

YU Yuasa: 2 patents #20 of 85Top 25%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HC Hitachi Service Engineering Co.: 1 patents #9 of 31Top 30%
Overall (All Time): #1,630,642 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6136473 Hydrogen absorbing electrode, nickel electrode and alkaline storage battery Kengo Furukawa, Toshiki Tanaka, Hiroe Nakagawa, Minoru Kuzuhara, Masuhiro Ohnishi +3 more 2000-10-24
5935732 Hydrogen absorbing electrode and its manufacturing method Takehito Bogauchi, Masuhiro Ohnishi, Kengo Furukawa, Hiroe Nakagawa, Toshiki Tanaka +2 more 1999-08-10
4534932 Apparatus for removing cladding material from bottom portion of control rod guide tube of nuclear reactor Kazuaki Yoshikawa, Noriaki Mase 1985-08-13