Joseph K. Campbell

CF Cornell Research Foundation: 1 patents #21 of 77Top 30%

📍 Burns Lake, CA: #8 of 78 inventorsTop 15%

Overall (1994): #115,396 of 165,921Top 70%

Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5370582	Guard for a rotating shaft	—	1994-12-06