Donald H. Hillard

HI Hubbell Incorporated: 1 patents #745 of 1,172Top 65%

📍 Mayville, WI: #26 of 40 inventorsTop 65%

🗺 Wisconsin: #23,834 of 40,088 inventorsTop 60%

Overall (All Time): #3,732,724 of 4,157,543Top 90%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5701824	Wire rope trolley	James W. Johnson	1997-12-30