SO

Shigeru Otawa

TC Tokyo Ohka Kogyo Co.: 2 patents #345 of 684Top 55%
📍 Zama, JP: #242 of 615 inventorsTop 40%
Overall (All Time): #1,658,725 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5236809 Photopolymerizable resin composition employing (meth)acrylonitrile in the linear copolymer to impart additional flexibility of the composition Junichi Onodera 1993-08-17
4741987 Photopolymerizable composition including benzotriazole carboxylic acid Hiroyuki Tohda, Junichi Onodera 1988-05-03
4304832 Photosensitive resin composition containing diazodiphenylamine-aldehyde condensate Katsuyuki Ohta, Shunichi Kasukawa 1981-12-08