Inventor · disambiguated record
Robert P. Callaghan, Jr.
Also filed as: CALLAGHAN JR ROBERT P
3 granted patents·40 citations·filing 1977–1994
69Inventor score
Top patents by PatentIndex Score
3 records- 0161US5533271ALong range sliding ball bar test gageFiled 1994·Granted Jul 9, 1996·28 cites·16 claims
- 0246US4724713ADrive system for air bearing machinesFEDERAL PROD CORP·Filed 1985·Granted Feb 16, 1988·9 cites·11 claims
- 0329US4129949AHeight gageBROWN & SHARPE MFG·Filed 1977·Granted Dec 19, 1978·3 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →