Alexander Birman

Follow

Person

Oakland, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Shaping the bandpass spectrum of a tunable filter for optical netwo...
- Patent number 9,829,639
- Issue date Nov 28, 2017
- Dicon Fiberoptics, Inc.
- Alexander Jacob Birman
- G02 - OPTICS
Information Patent Grant
Tunable optical filter with adjustable bandwidth
- Patent number 9,720,250
- Issue date Aug 1, 2017
- DICON FIBEROBTICS, INC.
- Alexander Jacob Birman
- G02 - OPTICS
Information Patent Grant
Light emitting system with high extraction efficency
- Patent number 7,250,635
- Issue date Jul 31, 2007
- Dicon Fiberoptics, Inc.
- Ho-Shang Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Design of a variable attenuator and fabrication of its shutter element
- Patent number 6,480,662
- Issue date Nov 12, 2002
- Dicon Fiberoptics, Inc.
- Stephen Chai
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Light emitting system with high extraction efficency
- Publication number 20050173717
- Publication date Aug 11, 2005
- Ho-Shang Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Lighting system with high and improved extraction efficiency
- Publication number 20050173714
- Publication date Aug 11, 2005
- Ho-Shang Lee
- H01 - BASIC ELECTRIC ELEMENTS