Inventor · disambiguated record
Karl-Ludwig Grell
Also filed as: GRELL KARL-LUDWIG
14 granted patents·3 pending applications·190 citations·filing 1974–2005
93Inventor score
Files withSCHAEFFLER WAELZLAGER KG6LUK LAMELLEN & KUPPLUNGSBAU3GRELL KARL-LUDWIG2INA SCHAEFFLER KG1INA WAELZLAGER SCHAEFFLE1
Top patents by PatentIndex Score
17 records- 0195US7246586B2Wear-resistant coating and process for producing itINA SCHAEFFLER KG·Filed 2005·Granted Jul 24, 2007·34 cites·26 claims
- 0289US6446436B1Master cylinder for use in power trains of motor vehiclesLUK LAMELLEN & KUPPLUNGSBAU·Filed 2000·Granted Sep 10, 2002·25 cites·17 claims
- 0382US6330748B1Method of making formed bodiesINA WAELZLAGER SCHAEFFLE·Filed 1998·Granted Dec 18, 2001·34 cites·6 claims
- 0476US6682227B2Rolling bearing componentSCHAEFFLER WAELZLAGER OHG·Filed 2002·Granted Jan 27, 2004·17 cites·7 claims
- 0568US6640541B2Master cylinder for use in power trains of motor vehiclesLUK LAMELLEN & KUPPLUNGSBAU·Filed 2003·Granted Nov 4, 2003·7 cites·20 claims
- 0660US6526868B2Master cylinder for use in power trains of motor vehiclesLUK LAMELLEN & KUPPLUNGSBAU·Filed 2002·Granted Mar 4, 2003·6 cites·38 claims
- 0758US5954020ACup-shaped tappetSCHAEFFLER WAELZLAGER KG·Filed 1994·Granted Sep 21, 1999·19 cites·14 claims
- 0849US2007224349A1Wear-Resistant Coating and Method for Producing SameSCHAEFFLER KG·Filed 2005·Application pending·0 cites
- 0945US5288276ATightening device for a drive beltINA WALZLAGER SCHAEFFLER AG·Filed 1993·Granted Feb 22, 1994·16 cites·9 claims
- 1043US4888065AMethod of making roller bearing element and product therefromSCHAEFFLER WAELZLAGER KG·Filed 1986·Granted Dec 19, 1989·4 cites·9 claims
- 1140US5670265ASteel component with an electroplated anti-corrosive coating and process for producing sameSCHAEFFLER WAELZLAGER KG·Filed 1995·Granted Sep 23, 1997·11 cites·10 claims
- 1239US4040688ANovel cylindrical rollersSCHAEFFLER OHG INDUSTRIEWERK·Filed 1974·Granted Aug 9, 1977·2 cites·3 claims
- 1337US2006070685A1Thin-walled bearing component, produced without material-removing machiningGRELL KARL-LUDWIG·Filed 2005·Application pending·0 cites
- 1436US5184583ALight metal tappet with wear-resistant armouring made of a steel with an austenitic matrixSCHAEFFLER WAELZLAGER KG·Filed 1992·Granted Feb 9, 1993·6 cites·20 claims
- 1535US5418074ACold strip for manufacturing deep-drawn case-hardened precision components, particularly rolling bearing and engine componentsSCHAEFFLER WAELZLAGER KG·Filed 1992·Granted May 23, 1995·7 cites·3 claims
- 1633US5401335APulser ringsSCHAEFFLER WAELZLAGER KG·Filed 1993·Granted Mar 28, 1995·2 cites·3 claims
- 1731US2006182379A1Thin-walled antifriction bearingsGRELL KARL-LUDWIG·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →