KI

Katsuhiko Iizuka

Fujitsu Limited: 4 patents #7,093 of 24,456Top 30%
SC Sanyo Electric Co.: 2 patents #2,557 of 6,347Top 45%
Overall (All Time): #874,737 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
7022575 Manufacturing method of semiconductor device Kazuo Okada, Tomonori Mori, Hiroyuki Dobashi, Hiroyuki Suzuki, Takayoshi Honda +1 more 2006-04-04
6987062 Manufacturing method of semiconductor device Kazuo Okada 2006-01-17
5756401 Process for the etching of polycide film 1998-05-26
5487811 Process for preparation of semiconductor device 1996-01-30
5472564 Method of dry etching with hydrogen bromide or bromide Moritaka Nakamura, Takashi Kurimoto 1995-12-05
5316616 Dry etching with hydrogen bromide or bromine Moritaka Nakamura, Takashi Kurimoto 1994-05-31