KA

Katsumi Agata

SC Sumitomo Chemical: 8 patents #606 of 4,033Top 20%
Overall (All Time): #646,800 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
9523007 Polymer composition and polymer light emitting device Takeshi Yamada 2016-12-20
8802245 Polymer composition and polymer light emitting device Takeshi Yamada 2014-08-12
8519092 Polymer compound and polymer light-emitting device using the same Makoto Kitano, Yoshiaki Tsubata, Chizu Sekine, Jun Oguma, Akihiro Ono +1 more 2013-08-27
8263735 Polymer compound and polymer light-emitting device using the same Makoto Kitano, Yoshiaki Tsubata, Chizu Sekine, Jun Oguma, Akihiro Ono +1 more 2012-09-11
7910025 Solution composition and polymer light-emitting device Tomoyuki Suzuki, Kiyotoshi Iimura 2011-03-22
7772360 Polymer compound and polymer light-emitting device using the same Makoto Kitano, Yoshiaki Tsubata, Chizu Sekine, Jun Oguma, Akihiro Ono +1 more 2010-08-10
6222023 Bisazo compounds and process for dyeing or printing using them Kouji Toishi, Toshiyuki Araki 2001-04-24
6214977 Bisazo compounds and process for dyeing or printing using them Kouji Toishi, Toshiyuki Araki 2001-04-10