Inventor · disambiguated record
Ralph P. Crist
Also filed as: CRIST RALPH P
5 granted patents·40 citations·filing 1952–1971
78Inventor score
Top patents by PatentIndex Score
5 records- 0179US4184209ATowed noisemakerCRIST RALPH P·Filed 1952·Granted Jan 15, 1980·13 cites·5 claims
- 0278US4194246ANoisemaker beaconUS NAVY·Filed 1958·Granted Mar 18, 1980·17 cites·6 claims
- 0350US4183008ANoise making deviceUS NAVY·Filed 1961·Granted Jan 8, 1980·6 cites·4 claims
- 0434US4215571AExpendable bathythermograph for use under iceUS NAVY·Filed 1971·Granted Aug 5, 1980·3 cites·4 claims
- 0531US4152392AChemical canisterUS NAVY·Filed 1961·Granted May 1, 1979·1 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →