Lawrence J. Donalds

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Mahtemedi, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Optical fiber fusion splice having a controlled mode field diameter...
- Patent number 6,742,939
- Issue date Jun 1, 2004
- 3M Innovative Properties Company
- Craig R. Sykora
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical waveguide article including a fluorine-containing zone
- Patent number 6,690,868
- Issue date Feb 10, 2004
- 3M Innovative Properties Company
- Mark T. Anderson
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Polarization-maintaining optical fiber
- Patent number 4,896,942
- Issue date Jan 30, 1990
- Minnesota Mining and Manufacturing Company
- James R. Onstott
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Optical fiber fusion splice having a controlled mode field diameter...
- Publication number 20030031432
- Publication date Feb 13, 2003
- Craig R. Sykora
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method of manufacture of an optical waveguide article including a f...
- Publication number 20030024276
- Publication date Feb 6, 2003
- 3M Innovative Properties Company
- Mark T. Anderson
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Optical waveguide article including a fluorine-containing zone
- Publication number 20030026565
- Publication date Feb 6, 2003
- 3M Innovative Properties Company
- Mark T. Anderson
- C03 - GLASS MINERAL OR SLAG WOOL