Calgary
Canada
4
2011-05-12
The entities that hold a legal rights for patent applications filed by inventor Zhang Xinge:
Xinge Zhang from Calgary, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
Electrically conductive fuel cell contact material
#2 | 2010-09-23High temperature gas seals
#3 | 2010-09-21High temperature gas seals
#4 | 2007-01-04Electrically conductive fuel cell contact material
3380863 ⎘