Dennis L. McCallum

📍 Springfield, OR: #24 of 222 inventorsTop 15%

🗺 Oregon: #7,313 of 28,073 inventorsTop 30%

Overall (All Time): #1,043,458 of 4,157,543Top 30%

Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #	Title	Co-Inventors	Date
6347690	Braked mechanical joint assembly	—	2002-02-19
6206440	Damped mechanical joint assembly	—	2001-03-27
6119824	Braked mechanical joint assembly	—	2000-09-19
5779383	Braked mechanical joint assembly	—	1998-07-14
5713688	Braked mechanical joint assembly	—	1998-02-03