NT

Nobuhito Toyama

Dai Nippon Printing Co.: 3 patents #8 of 221Top 4%
Overall (2003): #24,122 of 273,478Top 9%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6656664 Method of forming minute focusing lens Yoichi Takahashi, Hiroyuki Matsui 2003-12-02
6560767 Process for making photomask pattern data and photomask Naoki Shimohakamada, Wakahiko Sakata 2003-05-06
6523163 Method for forming pattern data and method for writing a photomask with additional patterns 2003-02-18