KA

Kei Arao

RM Rohm And Haas Electronic Materials: 2 patents #264 of 562Top 50%
Overall (All Time): #2,155,867 of 4,157,543Top 55%
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Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7195855 Negative-type photosensitive resin composition containing epoxy compound Makoto Nomura 2007-03-27
7195858 Negative type photosensitive resin composition containing a phenol-biphenylene resin Makoto Nomura 2007-03-27