Beijing
China
4
2014-05-22
The entities that hold a legal rights for patent applications filed by inventor Chen Hongxia:
Hongxia Chen from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Internal liquid separating hood-type condensation heat exchange tube
#2 | 2013-09-051-[(4-hydroxypiperidin-4-yl)methyl]pyridin-2(1H)-one derivatives, preparation methods and uses thereof
#3 | 2011-07-21Amine compounds and medical uses thereof
#4 | 2007-10-04Catalyst composition for ethylene oligomerization and the use thereof
425603 ⎘