YT

Yoshie Tanaka

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
Overall (All Time): #2,313,717 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4985113 Sample treating method and apparatus Kotaro Fujimoto, Hironobu Kawahara, Yoshiaki Sato 1991-01-15
4609426 Method and apparatus for monitoring etching Yoshifumi Ogawa, Masaharu Nishiumi, Sadayuki Okudaira, Shigeru Nishimatsu 1986-09-02