Alva B. Roach, Jr.

HI Houston Industrial: 1 patents #18 of 53Top 35%

📍 Houston, TX: #12,319 of 21,073 inventorsTop 60%

🗺 Texas: #73,555 of 125,132 inventorsTop 60%

Overall (All Time): #4,036,850 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4456906	Automatic testing of carrier relay equipment in electrical power transmission lines	—	1984-06-26