Inventor · disambiguated record
Francis E. Smith
Also filed as: SMITH FRANCIS E
3 granted patents·61 citations·filing 1981–1986
72Inventor score
Top patents by PatentIndex Score
3 records- 0165US4698534AQuiet by-pass vacuum motorAMETEK INC·Filed 1986·Granted Oct 6, 1987·31 cites·10 claims
- 0255US4621991AQuiet by-pass vacuum motorAMETEK INC·Filed 1985·Granted Nov 11, 1986·25 cites·19 claims
- 0329US4432169AGlass ware etching apparatusCOLE NATIONAL CORP·Filed 1981·Granted Feb 21, 1984·5 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →