Eugene, Oregon
United States
3
2018-05-03
The entities that hold a legal rights for patent applications filed by inventor Johnson Darren:
Darren Johnson from Eugene, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Phosphorus-containing heterocycles and a method for making and using
#2 | 2017-06-22ADSORBENT WITH MULTIPLE LAYERS
#3 | 2007-08-09Adsorbent with multiple layers
1907428 ⎘