YK

Yoshio Kayumi

Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
Overall (All Time): #2,204,442 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6594162 Inverter device Hisanobu Shinoda, Tetsuro Shigemizu, Masato Goto, Atsushi Takemura 2003-07-15
4901669 Method and apparatus for forming thin film Takashi Yamamoto, Shozo Kaneko, Tadashi Gengo, Joji Ichinari, Hiroshi Fujiyama +1 more 1990-02-20