Himeji
Japan
5
2013-05-16
The entities that hold a legal rights for patent applications filed by inventor Okuda Sumio:
Sumio Okuda from Himeji, JP has applied for patents for these inventions. The list has both pending applications and granted patents:
Method of producing water absorbent resin
#2 | 2013-03-14Method of producing water absorbent resin
#3 | 2012-11-29Process for producing water-absorbing resin powder
#4 | 2011-01-20Method for producing particulate water-absorbing agent composed principally of water-absorbing resin
#5 | 2011-01-13Method for producing particulate water—absorbing agent composed principally of water absorbing resin
6246740 ⎘