Ralph Durner

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San Diego, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Reactance filter comprising acoustic waves resonators
- Patent number 9,614,494
- Issue date Apr 4, 2017
- Snaptrack, Inc.
- Ralph Durner
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
RF filter circuit, RF filter with improved attenuation and duplexer...
- Patent number 9,577,302
- Issue date Feb 21, 2017
- EPCOS AG
- Ravi Kiran Challa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
SAW filter operating in a balanced/unbalanced manner
- Patent number 9,130,538
- Issue date Sep 8, 2015
- EPCOS AG
- Thomas Bauer
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
RF Filter Circuit, RF Filter with Improved Attenuation and Duplexer...
- Publication number 20150380791
- Publication date Dec 31, 2015
- EPCOS AG
- Ravi Kiran Challa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Reactance Filter Comprising Acoustic Waves Resonators
- Publication number 20150365069
- Publication date Dec 17, 2015
- EPCOS AG
- Ralph Durner
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SAW Filter Operating in a Balanced/Unbalanced Manner
- Publication number 20130120084
- Publication date May 16, 2013
- EPCOS AG
- Thomas Bauer
- H03 - BASIC ELECTRONIC CIRCUITRY