Inventor · disambiguated record
Helmut Hoffmann
Also filed as: HOFFMANN HELMUT
7 granted patents·62 citations·filing 1974–2010
83Inventor score
Top patents by PatentIndex Score
7 records- 0173US5986075AProcess for the production of diazonium compounds with a low content of sodium ionsBAYER AG·Filed 1999·Granted Nov 16, 1999·20 cites·11 claims
- 0273US4106075ACeramic capacitorDRALORIC ELECTRONIC·Filed 1976·Granted Aug 8, 1978·19 cites·11 claims
- 0369US8267435B2Charge-air hose assemblyHELLFEIER JOERG·Filed 2010·Granted Sep 18, 2012·7 cites·20 claims
- 0459US8770355B2Brake diskGASPERS HEINZ-JURGEN·Filed 2008·Granted Jul 8, 2014·4 cites·13 claims
- 0539US4088917AMethod and apparatus for the permanent polarization of piezoelectric bodiesSIEMENS AG·Filed 1976·Granted May 9, 1978·11 cites·4 claims
- 0631US3956368AProcess for the production of guanidine salts of aliphatic mercaptosulphonic acidsBAYER AG·Filed 1974·Granted May 11, 1976·0 cites·2 claims
- 0720US4472757AElectric capacitor with liquid coolingDRALORIC ELECTRONIC·Filed 1983·Granted Sep 18, 1984·1 cites·9 claims
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