Inventor · disambiguated record
Christian Ruhl
Also filed as: RUHL CHRISTIAN
6 granted patents·34 citations·filing 2009–2023
77Inventor score
Top patents by PatentIndex Score
6 records- 0189US7967713B2Planetary transmissionZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2009·Granted Jun 28, 2011·22 cites·9 claims
- 0278US11772212B2Method for producing an aluminum cylindrical hollow body for a vehicle transmission and a cylindrical hollow bodyZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2020·Granted Oct 3, 2023·1 cites·18 claims
- 0373US8770057B2Device for emergency release of an automotive parking interlockRUHL CHRISTIAN·Filed 2010·Granted Jul 8, 2014·6 cites·9 claims
- 0472US9655470B2Injection unit having a resilient suspension device for the group head of a so-called espresso coffee machineRUHL CHRISTIAN·Filed 2012·Granted May 23, 2017·5 cites·5 claims
- 0570US12397383B2Method for producing and processing a cylindrical hollow body made of aluminum or an aluminum alloy and for arranging it in a motor vehicle transmission, cylindrical hollow body and vehicle transmissionZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2023·Granted Aug 26, 2025·0 cites·8 claims
- 0656US12420333B2Method for producing a cylindrical hollow body made of aluminum or of an aluminum alloy or of a light metal alloy, cylindrical hollow body, and vehicle transmissionZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2021·Granted Sep 23, 2025·0 cites·10 claims
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