Richard R. Eby

SP Sperry: 1 patents #355 of 841Top 45%

📍 Ephrata, PA: #82 of 139 inventorsTop 60%

🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%

Overall (All Time): #4,028,655 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4428260	Method of forming a cutting edge	—	1984-01-31