Donna M. Butler

📍 Detroit, MI: #13 of 60 inventorsTop 25%

🗺 Michigan: #1,426 of 5,720 inventorsTop 25%

Overall (2005): #210,811 of 245,428Top 90%

Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D508840	Toilet seat lifting handle	—	2005-08-30