Roger L. Hummel

CO Comcast: 1 patents #2,409 of 4,447Top 55%

📍 El Paso, TX: #167 of 878 inventorsTop 20%

🗺 Texas: #40,946 of 125,132 inventorsTop 35%

Overall (All Time): #1,672,474 of 4,157,543Top 45%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4722876	Liquid activated battery	—	1988-02-02
4594515	Switching circuit	—	1986-06-10
4580403	Solid state thermostatic control system for evaporative coolers	—	1986-04-08