Inventor · disambiguated record
Willis R. Alexander
Also filed as: ALEXANDER WILLIS R
3 granted patents·145 citations·filing 1979–1984
76Inventor score
Top patents by PatentIndex Score
3 records- 0183US4557831ACentrifugal filter assemblyMACK TRUCKS·Filed 1984·Granted Dec 10, 1985·49 cites·12 claims
- 0282US4284504ACentrifugal spin-on filter or separator and method of making and assembling the sameHASTINGS MFG CO·Filed 1979·Granted Aug 18, 1981·63 cites·14 claims
- 0368US4346009ACentrifugal spin-on filter or separatorHASTINGS MANUFACTURING CO·Filed 1981·Granted Aug 24, 1982·33 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →