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Coated spring
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Patent number 11,390,757
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Issue date Jul 19, 2022
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Thyssenkrupp Federn und Stabilisatoren GmbH
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Dieter Lechner
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C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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Method for producing hot-formed steel springs
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Patent number 10,689,726
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Issue date Jun 23, 2020
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Thyssenkrupp Federn und Stabilisatoren GmbH
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Dieter Lechner
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Bar-shaped component loaded in torsion
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Patent number 10,323,710
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Issue date Jun 18, 2019
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Thyssenkrupp Federn und Stabilisatoren GmbH
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Werner Hufenbach
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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