David K. Donald

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Mountain View, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Polarization independent picosecond fiber laser
- Patent number 5,448,579
- Issue date Sep 5, 1995
- Hewlett-Packard Company
- Kok W. Chang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Colliding pulse mode-locked fiber ring laser using a semiconductor...
- Patent number 5,436,925
- Issue date Jul 25, 1995
- Hewlett-Packard Company
- Hong Lin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus and method for initializing an optical-fiber laser for mo...
- Patent number 5,365,531
- Issue date Nov 15, 1994
- Hewlett-Packard Company
- Hong Lin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Parametric diode amplifier
- Patent number 4,805,237
- Issue date Feb 14, 1989
- Hewlett-Packard Company
- David K. Donald
- H04 - ELECTRIC COMMUNICATION TECHNIQUE