Inventor · disambiguated record

Bernard Ludwig

Also filed as: LUDWIG BERNARD W · LUDWIG BERNARD WILLIAM

2 granted patents·15 citations·filing 1976–1978

57Inventor score

Technology areasY10T

Files withBEARD JAMES HENRY1 PRODUCTION ENG RES1

Top patents by PatentIndex Score

2 records

0143US4161810AMethod of withdrawing elongate tubular membersPRODUCTION ENG RES·Filed 1978·Granted Jul 24, 1979·10 cites·9 claims
0227US4106177AMethod of withdrawing elongate tubular membersBEARD JAMES HENRY·Filed 1976·Granted Aug 15, 1978·5 cites·7 claims

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Bernard Ludwig — Patent Inventor | PatentIndex