David Harry Smithgall

Person

East Windsor, NJ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Fiber defect detection apparatus and method
- Patent number 6,313,909
- Issue date Nov 6, 2001
- Lucent Technologies Inc.
- Ralph Edward Frazee
- G01 - MEASURING TESTING
Information Patent Grant
Luggage tag assembly
- Patent number 6,027,027
- Issue date Feb 22, 2000
- Lucent Technologies Inc.
- David Harry Smithgall
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Quarter wave patch antenna
- Patent number 5,995,048
- Issue date Nov 30, 1999
- Lucent Technologies Inc.
- David Harry Smithgall
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Read/write protocol for radio frequency identification tags
- Patent number 5,929,779
- Issue date Jul 27, 1999
- Lucent Technologies Inc.
- John Austin MacLellan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for distinguishing between defects in an optic...
- Patent number 5,828,448
- Issue date Oct 27, 1998
- Lucent Technologies Inc.
- Christian Jakobsen
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for detecting defects in an optical fiber coating
- Patent number 5,786,891
- Issue date Jul 28, 1998
- Lucent Technologies Inc.
- Christian Jakobsen
- G01 - MEASURING TESTING
Information Patent Grant
Optical fiber tension monitoring technique
- Patent number 5,316,562
- Issue date May 31, 1994
- AT&T Bell Laboratories
- David H. Smithgall
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical fiber tension monitoring technique
- Patent number 5,228,893
- Issue date Jul 20, 1993
- AT&T Bell Laboratories
- David H. Smithgall
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical fiber coating control apparatus
- Patent number 4,973,343
- Issue date Nov 27, 1990
- AT&T Bell Laboratories
- Ralph E. Frazee
- G01 - MEASURING TESTING
Information Patent Grant
Optical fiber coating control process
- Patent number 4,957,526
- Issue date Sep 18, 1990
- AT&T Bell Laboratories
- Ralph E. Frazee
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Lightguide coating control
- Patent number 4,952,226
- Issue date Aug 28, 1990
- American Telephone and Telegraph Company
- Ralph E. Frazee
- G05 - CONTROLLING REGULATING

David Harry Smithgall

Person

Patents Grantslast 30 patents

Fiber defect detection apparatus and method

Luggage tag assembly

Quarter wave patch antenna

Read/write protocol for radio frequency identification tags

Method and apparatus for distinguishing between defects in an optic...

Method and apparatus for detecting defects in an optical fiber coating

Optical fiber tension monitoring technique

Optical fiber tension monitoring technique

Optical fiber coating control apparatus

Optical fiber coating control process

Lightguide coating control