IH

Iwao Higashikawa

KT Kabushiki Kaisha Toshiba: 24 patents #1,154 of 21,451Top 6%
SO Sortec: 2 patents #2 of 9Top 25%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
VA Vlsi Technology Research Association: 1 patents #21 of 70Top 30%
Overall (All Time): #140,130 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
4510173 Method for forming flattened film Tsunetoshi Arikado 1985-04-09
4473437 Dry etching method for organic material layers Tsunetoshi Arikado 1984-09-25
4264715 Method of preparing resist pattern Akira Miura, Shozo Hideyama 1981-04-28