Alan Fennema

Person

San Jose, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Optical wavelength selective switches with guard bands
- Patent number 10,505,656
- Issue date Dec 10, 2019
- Nokia Solutions and Networks Oy
- Alan A Fennema
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multimedia presentation format
- Patent number 8,032,004
- Issue date Oct 4, 2011
- Vmedia Research, Inc.
- Dagan Packman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for disc drive data security using fields in s...
- Patent number 7,518,816
- Issue date Apr 14, 2009
- Seagate Technology LLC
- Alan A. Fennema
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus and method for phase control of tunable external cavity l...
- Patent number 6,912,235
- Issue date Jun 28, 2005
- Iolon, Inc.
- Douglas W. Anthon
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus for frequency tuning and locking and method for operating...
- Patent number 6,898,221
- Issue date May 24, 2005
- Iolon, Inc.
- Jill D. Berger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for disc drive data security using fields in s...
- Patent number 6,898,038
- Issue date May 24, 2005
- Seagate Technology, LLC
- Alan A. Fennema
- G11 - INFORMATION STORAGE
Information Patent Grant
Self-writing servo and clock fields on a recording medium
- Patent number 6,785,075
- Issue date Aug 31, 2004
- Seagate Technology LLC
- Lawrence M. Bryant
- G11 - INFORMATION STORAGE
Information Patent Grant
Circumferential positioning of servo sectors for servo track writing
- Patent number 6,771,443
- Issue date Aug 3, 2004
- Seagate Technology LLC
- Gabor Szita
- G11 - INFORMATION STORAGE
Information Patent Grant
System and method of efficient servo sector encoding
- Patent number 6,345,021
- Issue date Feb 5, 2002
- Seagate Technology
- Karl A. Belser
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical system for two-dimensional positioning of light beams
- Patent number 5,974,019
- Issue date Oct 26, 1999
- Seagate Technology, Inc.
- Karl A. Belser
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Optical Wavelength Selective Switches With Guard Bands
- Publication number 20180294912
- Publication date Oct 11, 2018
- Nokia Solutions and Networks Oy
- Alan A. Fennema
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Multimedia presentation format
- Publication number 20080273115
- Publication date Nov 6, 2008
- Vmedia Research, Inc.
- Dagan Packman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for disc drive data security using fields in s...
- Publication number 20040228237
- Publication date Nov 18, 2004
- Alan A. Fennema
- G11 - INFORMATION STORAGE
Information Patent Application
Apparatus and method for phase control of tunable external cavity l...
- Publication number 20040213306
- Publication date Oct 28, 2004
- Alan A. Fennema
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Apparatus and method for phase control of tunable external cavity l...
- Publication number 20030026302
- Publication date Feb 6, 2003
- Douglas W. Anthon
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Apparatus for frequency tuning and locking and method for operating...
- Publication number 20020164125
- Publication date Nov 7, 2002
- Jill D. Berger
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Circumferential positioning of servo sectors for servo track writing
- Publication number 20020145817
- Publication date Oct 10, 2002
- Seagate Technology LLC
- Gabor Szita
- G11 - INFORMATION STORAGE
Information Patent Application
Circuit for self-writing servo and clock fields on a disc drive
- Publication number 20020048107
- Publication date Apr 25, 2002
- Lawrence M. Bryant
- G11 - INFORMATION STORAGE

Alan Fennema

Person

Patents Grantslast 30 patents

Optical wavelength selective switches with guard bands

Multimedia presentation format

Method and apparatus for disc drive data security using fields in s...

Apparatus and method for phase control of tunable external cavity l...

Apparatus for frequency tuning and locking and method for operating...

Method and apparatus for disc drive data security using fields in s...

Self-writing servo and clock fields on a recording medium

Circumferential positioning of servo sectors for servo track writing

System and method of efficient servo sector encoding

Optical system for two-dimensional positioning of light beams

Patents Applicationslast 30 patents

Optical Wavelength Selective Switches With Guard Bands

Multimedia presentation format

Method and apparatus for disc drive data security using fields in s...

Apparatus and method for phase control of tunable external cavity l...

Apparatus and method for phase control of tunable external cavity l...

Apparatus for frequency tuning and locking and method for operating...

Circumferential positioning of servo sectors for servo track writing

Circuit for self-writing servo and clock fields on a disc drive