Patent Leaderboard

DW

Douglas R. Woll

📍 Beverly Hills, MI: #582 of 1,381 inventorsTop 45%

🗺 Michigan: #35,034 of 86,293 inventorsTop 45%

Overall (All Time): #2,319,786 of 4,157,543Top 60%

2

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
D321287	Toothbrush	Margo Y. Woll	1991-11-05
D321092	Toothbrush	Margo Y. Woll	1991-10-29