Robert Gradwohl

📍 Woodway, WA: #3 of 6 inventorsTop 50%

🗺 Washington: #27,877 of 76,902 inventorsTop 40%

Overall (All Time): #1,608,324 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
D469997	Semicircular doormat	—	2003-02-11
D460310	Rectangular doormat	—	2002-07-16
D413221	Doormat	—	1999-08-31