Inventor · disambiguated record
Charles M. Willwerth
Also filed as: WILLWERTH CHARLES M
4 granted patents·42 citations·filing 1977–2011
76Inventor score
Top patents by PatentIndex Score
4 records- 0171US8679393B1Electromagnetic interference and radio frequency absorbing material and process for forming the sameWILLWERTH CHARLES M·Filed 2011·Granted Mar 25, 2014·5 cites·28 claims
- 0271US7897882B1Electromagnetic interference and radio frequency absorbing material and process for forming the sameMAJILITE CORP·Filed 2007·Granted Mar 1, 2011·10 cites·23 claims
- 0351US4140827AImitation-leather, bias-stretching processCOMPO IND INC·Filed 1977·Granted Feb 20, 1979·15 cites·20 claims
- 0444US4233012ABias stretching apparatus for imitation-leatherCOMPO IND INC·Filed 1978·Granted Nov 11, 1980·12 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →