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Mary Ethel Parker

Houston, TX: #8,651 of 21,073 inventorsTop 45%

Texas: #52,441 of 125,132 inventorsTop 45%

Overall (All Time): #1,925,271 of 4,157,543Top 50%

2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
10873291	Methods for cleaning photovoltaic panels	—	2020-12-22
5063631	Janitorial apparatus	—	1991-11-12