RH

Richard F. Howarth

PA Parker-Hannifin: 1 patents #643 of 1,656Top 40%
📍 Blue Bell, PA: #128 of 285 inventorsTop 45%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,318,619 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5044055 Hydraulically operated spindle carrier clamping mechanism Robert A. DiDomizio, Jr., W. Edward Johnston 1991-09-03
4942650 Fluid actuated method and means for controlling a tool slide 1990-07-24