Inventor · disambiguated record

Claude W. Schaefer

Also filed as: SCHAEFER CLAUDE W · SCHAEFFER CLAUDE W

2 granted patents·26 citations·filing 1976–1982

58Inventor score

Technology areasB21C B29L

Files withATCO RUBBER PROD INC1 SCHAEFFER CLAUDE W1

Top patents by PatentIndex Score

2 records

0181US4058996AMachine for the manufacture of helically wound metal duct or pipeSCHAEFFER CLAUDE W·Filed 1976·Granted Nov 22, 1977·23 cites·2 claims
0223US4486260AFabricating machine and processATCO RUBBER PROD INC·Filed 1982·Granted Dec 4, 1984·3 cites·11 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →