Inventor
KATSUMATA NAOYA
JP5 patents
⚠️ This page may combine multiple inventors who share the name “KATSUMATA NAOYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOKYO OHKA KOGYO CO LTD
4 patentsUS8372577B2Feb 12, 2013
Photosensitive resin compositions and photosensitive dry films using the same
TOKYO OHKA KOGYO CO LTD7 citations74
US7871756B2Jan 18, 2011
Chemically amplified positive photosensitive thermosetting resin composition, method of forming cured article, and method of producing functional device
TOKYO OHKA KOGYO CO LTD4 citations61
US7662541B2Feb 16, 2010
Photosensitive resin composition and photosensitive dry film by the use thereof
TOKYO OHKA KOGYO CO LTD4 citations58
US4933260AJun 12, 1990
Water based photopolymerizable resin composition
TOKYO OHKA KOGYO CO LTD3 citations58