DH

Duane Warren Hoole

📍 Phoenix, AZ: #1,944 of 6,660 inventorsTop 30%
🗺 Arizona: #10,057 of 32,909 inventorsTop 35%
Overall (All Time): #1,417,995 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11394309 Voltage doubling AC power supply using electricity from two circuits with transformer for phase control and input circuit isolation 2022-07-19
10075087 Voltage doubling alternating current power supply using electricity from two circuits with transformer for phase control and input circuit isolation 2018-09-11
5977658 Voltage doubling alternating current power supply 1999-11-02