Vladimir Philippov

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Moscow, RU

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Patents Grantslast 30 patents

Information Patent Grant
Compact circularly-polarized antenna with expanded frequency bandwidth
- Patent number 8,723,731
- Issue date May 13, 2014
- Topcon GPS, LLC
- Dmitry Tatarnikov
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Antenna structures for reducing the effects of multipath radio signals
- Patent number 6,836,247
- Issue date Dec 28, 2004
- Topcon GPS LLC
- Igor Soutiaguine
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Compact Circularly-Polarized Antenna with Expanded Frequency Bandwidth
- Publication number 20100073239
- Publication date Mar 25, 2010
- Topcon GPS, LLC
- Dmitry Tatarnikov
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Antenna structures for reducing the effects of multipath radio signals
- Publication number 20040056803
- Publication date Mar 25, 2004
- Igor Soutiaguine
- H01 - BASIC ELECTRIC ELEMENTS