HO

Hiromi Oka

TL Tokyo Electron Limited: 2 patents #2,602 of 5,567Top 50%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
Overall (All Time): #1,252,618 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7432172 Plasma etching method Akitaka Shimizu 2008-10-07
7304452 Motor control device Kazunobu Nagai, Tsuyoshi Shinohara, Toshikazu Sekihara 2007-12-04
7179752 Dry etching method Akitaka Shimizu, Takashi Tsuruta, Takashi Enomoto, Akiteru Koh 2007-02-20
5585218 Photoresist composition containing alkyletherified polyvinylphenol Yuko Nakano, Naoki Takeyama, Yuji Ueda, Takehiro Kusumoto 1996-12-17