Clifford R. Clarke

📍 Eugene, OR: #422 of 1,137 inventorsTop 40%

🗺 Oregon: #12,654 of 28,073 inventorsTop 50%

Overall (All Time): #2,350,594 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4626215	Mastication-enhancing protrusion	—	1986-12-02
4181195	Ladder lock	—	1980-01-01