Perrysburg, Ohio
United States
4
2011-09-27
The entities that hold a legal rights for patent applications filed by inventor Olson Darwin C.:
Darwin C. Olson from Perrysburg, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Push to connect fitting with formed gripper teeth
#2 | 2005-06-09Quick connect cartridge assembly with plug
#3 | 2005-06-09Quick connect tube coupling
#4 | 2005-03-03Low pressure fitting
4797740 ⎘