EH

Etsuro Hirai

Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
Overall (All Time): #1,236,694 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7881431 Radiotherapy apparatus and radiation irradiating method Tatsufumi Aoi, Ichiro Yamashita, Kazuhiro Tsukuda, Yuichiro Kamino 2011-02-01
6340028 Pickling device Takumi FURUYA, Masato Saka, Nobuyuki Taniguchi 2002-01-22
6305096 Pickling device Takumi FURUYA, Masato Saka, Nobuyuki Taniguchi 2001-10-23
5282485 Jet pickling apparatus Keiji Tanizaki, Tadanori Miyamoto, Shoji Nagai, Yoshinobu Nakane, Muneki Kita +2 more 1994-02-01