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Patent applications and USPTO patent grants for Bungenberg; Ralph.The latest application filed is for "device for measuring the sound insulation or insertion of a test object, particularly a passenger compartment section of a motor vehicle".
Patent | Date |
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Device for measuring the sound insulation or insertion of a test object, particularly a passenger compartment section of a motor vehicle App 20060171546 - Bungenberg; Ralph | 2006-08-03 |
Motor vehicle floor covering comprising a tufted velour carpet layer, and method for producing the same App 20060099380 - Vollmert; Herbert ;   et al. | 2006-05-11 |
Mobile test stand for determining the sound insulation or insertion loss of a test object App 20060070445 - Juber; Frank ;   et al. | 2006-04-06 |
Test stand and method for measuring sound insulation or insertion loss on a test object App 20050279168 - Bungenberg, Ralph | 2005-12-22 |
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