Ann Arbor, Michigan
United States
4
2009-07-16
The entities that hold a legal rights for patent applications filed by inventor Ma Junqing:
Junqing Ma from Ann Arbor, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Silicon based composite material
#2 | 2008-10-09Tin in an active support matrix
#3 | 2008-02-14High performance anode material for lithium-ion battery
#4 | 2005-04-12Membrane for fuel cell, and fuel cell incorporating that membrane
3987013 ⎘