KA

Keishi Asakawa

HO Hoya: 2 patents #523 of 1,290Top 45%
📍 Yamanashi, JP: #1,094 of 1,957 inventorsTop 60%
Overall (All Time): #2,159,021 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7238454 Method and apparatus for producing a photomask blank, and apparatus for removing an unnecessary portion of a film Hideo Kobayashi 2007-07-03
5723237 Method for determining baking conditions for resist pattern formation through development of unexposed trial resist films Hideo Kobayashi, Yasunori Yokoya 1998-03-03