DO

Donald W. Owen

SE Southwest Electric: 9 patents #1 of 6Top 20%
HI Howard Industries: 3 patents #4 of 17Top 25%
📍 Norman, OK: #5 of 626 inventorsTop 1%
🗺 Oklahoma: #191 of 12,736 inventorsTop 2%
Overall (All Time): #113,922 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
4784388 Pocket billiards game 1988-11-15
4574231 Magnetic amplifier apparatus for balancing or limiting voltages or currents 1986-03-04
4524341 Transformer with series-parallel-series winding between split winding 1985-06-18
4514602 Switching apparatus 1985-04-30
4352026 Multi-phase current balancing compensator 1982-09-28
4256932 Rotary switch 1981-03-17
4255734 Transformer with tapped subwindings 1981-03-10