Acton, Massachusetts
United States
4
2011-01-18
The entities that hold a legal rights for patent applications filed by inventor CHENG Dajun:
Dajun CHENG from Acton, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Compact ultra wideband microstrip resonating antenna
#2 | 2008-09-18Integrated balanced-unbalanced duplexer
#3 | 2008-04-03Multi-band slot resonating ring antenna
#4 | 2008-02-21Multi-band dielectric resonator antenna
4120974 ⎘