Inventor · disambiguated record
Roy P. Crawford
Also filed as: CRAWFORD ROY P
4 granted patents·129 citations·filing 1980–2008
80Inventor score
Top patents by PatentIndex Score
4 records- 0188US4585397ADual bellows pump with drive circuit through bellowsIBM·Filed 1985·Granted Apr 29, 1986·60 cites·16 claims
- 0285US4334656AAutomatic tape threading apparatus for magnetic tape transportsIBM·Filed 1980·Granted Jun 15, 1982·30 cites·8 claims
- 0376US8257496B1Crucible weight measurement system for controlling feedstock introduction in Czochralski crystal growthBENDER DAVID L·Filed 2008·Granted Sep 4, 2012·9 cites·4 claims
- 0472US5328270AHydrodynamic pumpIBM·Filed 1993·Granted Jul 12, 1994·30 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →