Richard P. Ratowsky

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Castro Valley, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Polarization insensitive semiconductor optical amplifier
- Patent number 6,549,331
- Issue date Apr 15, 2003
- Genoa Corporation
- Jeffrey D. Walker
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Polarization insensitive semiconductor optical amplifier
- Patent number 6,310,720
- Issue date Oct 30, 2001
- Genoa Corporation
- Jeffrey D. Walker
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Polarization insensitive semiconductor optical amplifier
- Publication number 20020114067
- Publication date Aug 22, 2002
- Jeffrey D. Walker
- H01 - BASIC ELECTRIC ELEMENTS