MH

Masayoshi Handa

SC Sumitomo Seika Chemicals Co.: 15 patents #5 of 365Top 2%
📍 Himeji, JP: #129 of 1,500 inventorsTop 9%
Overall (All Time): #322,001 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
9605094 Method for producing water absorbent resin particles Atsushi Heguri, Kenji Tanimura, Yuichi Onoda 2017-03-28
9320660 Process for production of water-absorbing resin particles, water-absorbing resin particles, water-stopping material, and absorbent article Sachi Kikuno, Atsushi Heguri, Nobuhiro Maeda 2016-04-26
9273156 Method for producing water-absorbent resin Junichi Takatori, Kimihiko Kondo 2016-03-01
9233519 Water-absorbent sheet structure Kiyoshi Yamaguchi, Syuji Tsuno, Haruka Inaba 2016-01-12
9199218 Water absorbing resin particles, method for manufacturing water absorbing resin particles, absorption body, absorptive article, and water-sealing material Kenji Tanimura, Atsushi Heguri, Yuichi Onoda 2015-12-01
9138722 Method for producing water-absorbent resin particles Kenji Tanimura, Hiroki Yabuguchi, Yuichi Onoda 2015-09-22
9061269 Method for producing water-absorbent resin Koji Ueda, Kimihiko Kondo 2015-06-23
8981176 Water-absorbing resin compound Takayasu Taniguchi, Yasuhiro Nawata 2015-03-17
8969497 Method for producing water-absorbent resin, and water-absorbent resin obtained by same Junichi Takatori 2015-03-03
8802918 Water-absorbent sheet composition Shinya Fukudome, Junichi Maruo, Kiyoshi Yamaguchi 2014-08-12
8378033 Process for production of water-absorbable resin particle, and water-absorbable resin particle produced by the process Yasuhiro Nawata 2013-02-19
8198376 Process for production of water-absorbable resin Hiromu Kobushi, Yasuhiro Nawata 2012-06-12
8003210 Process for producing water-absorbing resin particles, water-absorbing resin particles made by the process, and absorbent materials and absorbent articles made by using the particles Hiromu Kobushi, Yasuhiro Nawata 2011-08-23
7868075 Water-absorbing resin composition Takayasu Taniguchi, Yasuhiro Nawata 2011-01-11
7737231 Process for producing water-absorbing resin Takayasu Taniguchi, Yasuhiro Nawata, Masato Fujikake 2010-06-15