Dean Kerkhoff

📍 Baldwin Park, CA: #16 of 100 inventorsTop 20%

🗺 California: #149,087 of 386,348 inventorsTop 40%

Overall (All Time): #1,569,479 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
7735155	Pants with attached skirt	—	2010-06-15
7301090	Piano key finder and chord indicator	—	2007-11-27
6969793	Piano key finder and chord indicator	—	2005-11-29