Ralf Buck

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Kipfenberg/Schelldorf, DE

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Patents Grantslast 30 patents

Information Patent Grant
Control flap for controlled exhaust gas recirculation and method fo...
- Patent number 11,713,736
- Issue date Aug 1, 2023
- UMFOTEC GMBH
- Ralf Buck
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Device for lowering flow noises
- Patent number 10,794,341
- Issue date Oct 6, 2020
- UMFOTEC GMBH
- Ralf Buck
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Resonator with ring-shaped chamber between an inner tube and an out...
- Patent number 10,403,256
- Issue date Sep 3, 2019
- UMFOTEC GMBH
- Dietrich Denker
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
SOUND REDUCER AND METHOD OF MAKING SAME
- Publication number 20230383886
- Publication date Nov 30, 2023
- Umfotec Acoustic Solutions GmbH
- Ralf Buck
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SOUND REDUCER, METHOD OF MAKING SAME, AND FLUID CONDUIT SYSTEM INCL...
- Publication number 20220383844
- Publication date Dec 1, 2022
- UMFOTEC GMBH
- Berend Linke
- B60 - VEHICLES IN GENERAL
Information Patent Application
CONTROL FLAP FOR CONTROLLED EXHAUST GAS RECIRCULATION AND METHOD FO...
- Publication number 20210310449
- Publication date Oct 7, 2021
- UMFOTEC GMBH
- Ralf Buck
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Ventilating device for ventilating an interior of a motor vehicle
- Publication number 20200031200
- Publication date Jan 30, 2020
- UMFOTEC GMBH
- Ralf Buck
- B60 - VEHICLES IN GENERAL
Information Patent Application
DEVICE FOR LOWERING FLOW NOISES
- Publication number 20180223779
- Publication date Aug 9, 2018
- UMFOTEC GMBH
- Ralf Buck
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
RESONATOR
- Publication number 20170316771
- Publication date Nov 2, 2017
- UMFOTEC GMBH
- Dietrich Denker
- G10 - MUSICAL INSTRUMENTS ACOUSTICS