JH

John J. Hannafin

PA Parker-Hannifin: 1 patents #643 of 1,656Top 40%
📍 Valley Stream, NY: #118 of 450 inventorsTop 30%
🗺 New York: #48,759 of 115,490 inventorsTop 45%
Overall (All Time): #2,174,945 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7141155 Polishing article for electro-chemical mechanical polishing Michael H. Bunyan, Thomas Clement, Marc Larosee, Kent M. Young 2006-11-28
D360752 Dart case 1995-08-01