Inventor · disambiguated record
Friedhelm Kuhn
Also filed as: KUEHN FRIEDHELM · KUHN FRIEDHELM
8 granted patents·1 pending application·43 citations·filing 1983–2008
83Inventor score
Top patents by PatentIndex Score
9 records- 0168US4545208AMethod of operating an industrial furnaceRUHRGAS AG·Filed 1983·Granted Oct 8, 1985·11 cites·16 claims
- 0261US8298474B2Device and method for loading and unloading a heat treatment furnaceKUEHN FRIEDHELM·Filed 2008·Granted Oct 30, 2012·2 cites·11 claims
- 0359US4508501AMethod of monitoring furnace installationsRUHRGAS AG·Filed 1983·Granted Apr 2, 1985·15 cites·6 claims
- 0445US5730930AMethod and device for exchanging the atmosphere in a hood-shaped annealing furnaceLOI THERMPROCESS GMBH·Filed 1994·Granted Mar 24, 1998·7 cites·6 claims
- 0540US2008277035A1Method and Device for Quenching Flat Steel ProductsLOI THERMPROCESS GMBH·Filed 2005·Application pending·0 cites
- 0638US4596610AHardening metal partsRUHRGAS AG·Filed 1984·Granted Jun 24, 1986·5 cites·21 claims
- 0737US7588719B2Installation for the heat-treatment of partsLOI THERMPROCESS GMBH·Filed 2003·Granted Sep 15, 2009·0 cites·13 claims
- 0830US4612065AMethod for the heat treatment of workpiecesRUHRGAS AG·Filed 1985·Granted Sep 16, 1986·2 cites·16 claims
- 0925US5830284AMethod and device for the heat treatment of workpiecesLOI THERMPROCESS GMBH·Filed 1994·Granted Nov 3, 1998·1 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →