Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
MR

Matthew Roberts

HAHardinge: 3 patents #3 of 21Top 15%
New York: #38,318 of 115,490 inventorsTop 35%
Overall (All Time): #1,598,522 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6883407 Expanding collet assembly for pick-off spindle Roger R. Smith 2005-04-26
6640679 Collet adapter chuck assembly with axially fixed collet head 2003-11-04
6264210 Quick-change jaw chuck system Anthony J. Difasi 2001-07-24