Donald A. Hull

📍 San Fernando, CA: #579 of 2,303 inventorsTop 30%

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

Overall (All Time): #1,683,148 of 4,157,543Top 45%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4383935	Mobile foam brush washing system including mixing apparatus for foam generation	—	1983-05-17
4366081	Mixing apparatus for foam generation	—	1982-12-28
D264616	Foam generator for a car wash or the like	—	1982-05-25