Inventor · disambiguated record
Wolfgang Haufe
Also filed as: HAUFE WOLFGANG
7 granted patents·68 citations·filing 1985–1992
85Inventor score
Files withSIEMENS AG7
Top patents by PatentIndex Score
7 records- 0166US4565590ASilver and metal oxides electrical contact material and method for making electrical contactsSIEMENS AG·Filed 1985·Granted Jan 21, 1986·18 cites·18 claims
- 0258US5246480ASintered contact material based on silver for use in power engineering switch-gear, in particular for contact pieces in low-voltage switchesSIEMENS AG·Filed 1989·Granted Sep 21, 1993·12 cites·8 claims
- 0358US4764227ASintered electrical contact material for low voltage power switchingSIEMENS AG·Filed 1986·Granted Aug 16, 1988·10 cites·2 claims
- 0457US4855104AMethod for the production of sintered electrical contact material for low voltage power switchingSIEMENS AG·Filed 1988·Granted Aug 8, 1989·9 cites·7 claims
- 0544US4980125ASinter contact material for low voltage switching apparatus of the energy technology, in particular for motor contactorsSIEMENS AG·Filed 1989·Granted Dec 25, 1990·7 cites·7 claims
- 0642US5422065ASilver-based contact material for use in power-engineering switchgear, and a method of manufacturing contacts made of this materialSIEMENS AG·Filed 1992·Granted Jun 6, 1995·7 cites·17 claims
- 0734US4948424ALow voltage switching apparatus sinter contact materialSIEMENS AG·Filed 1989·Granted Aug 14, 1990·5 cites·19 claims
Join the waitlist — get patent alerts
Get an alert when Wolfgang Haufe files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →