William Yates Massey, Jr.

📍 Forestville, MD: #2 of 27 inventorsTop 8%

🗺 Maryland: #10,129 of 35,612 inventorsTop 30%

Overall (All Time): #1,494,726 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
9689110	Collapsible multi-purpose structure	—	2017-06-27
7774869	Portable toilet seat cover	—	2010-08-17
D451178	Portable toilet seat cover	—	2001-11-27