YI

Yoshiaki Inami

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
📍 Ibaraki, JP: #2,214 of 6,779 inventorsTop 35%
Overall (All Time): #1,260,331 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7130172 Switchgear and receiving transformation apparatus using the same Koichi Nakano, Takashi Omori 2006-10-31
6762386 Switchgear Shunji Itou, Kazuhiro Fujii, Katsuyuki Takada 2004-07-13
5625530 Gas insulated switchgear equipment including a bypass bus and bypass disconnecting switch Takahide Seki, Toyokazu Tanaka, Masafumi Ooshima 1997-04-29
5559669 Compressed gas insulation switchgear Toyokazu Tanaka, Masahira Wachi 1996-09-24