Inventor · disambiguated record
Siegfried Gruber
Also filed as: GRUBER SIEGFRIED · GRUBER SIEGFRIED F · GRUBER SIEGFRIED FRANZ
7 granted patents·115 citations·filing 1984–2015
84Inventor score
Top patents by PatentIndex Score
7 records- 0183US5714228ACeramic catalytic converter substrateGEN MOTORS CORP·Filed 1995·Granted Feb 3, 1998·58 cites·5 claims
- 0274US5731562AMethod of making a ceramic catalytic converter open cell substrate with rounded cornersGEN MOTORS CORP·Filed 1997·Granted Mar 24, 1998·35 cites·9 claims
- 0371US10022651B2Device and method for the contact of a gas phase with a liquid mediumENZENHOFER MATTHIAS·Filed 2014·Granted Jul 17, 2018·3 cites·20 claims
- 0444US5105697AMultiple stage shaving dieGRUBER SIEGFRIED F·Filed 1990·Granted Apr 21, 1992·11 cites·8 claims
- 0534US4970923AShaping dieGRUBER SIEGFRIED F·Filed 1984·Granted Nov 20, 1990·5 cites·6 claims
- 0633US11413554B2Assembly and method for treating raw waterENZENHOFER MATTHIAS·Filed 2015·Granted Aug 16, 2022·0 cites·20 claims
- 0723US4773453AProcedure for filling insulating glass unitsDCL GLAS CONSULT GMBH·Filed 1987·Granted Sep 27, 1988·3 cites·17 claims
Join the waitlist — get patent alerts
Get an alert when Siegfried Gruber 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 →