Copley, Ohio
United States
3
2009-10-29
The entities that hold a legal rights for patent applications filed by inventor Korwin Douglas M.:
Douglas M. Korwin from Copley, US has applied for patents for these inventions. The list has both pending applications and granted patents:
METHOD FOR FORMING A CATALYST CARRIER
#2 | 2006-06-29Process for treating synthetic silica powder and synthetic silica powder treated thereof
#3 | 2005-11-03Spray dried alumina for catalyst carrier
4051597 ⎘