Nirmal K. Viswanathan

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Austin, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Sensitized optical fiber method and article
- Patent number 6,941,052
- Issue date Sep 6, 2005
- 3M Innovative Properties Company
- Nirmal K. Viswanathan
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Sectionally photosensitive optical waveguides
- Patent number 6,898,360
- Issue date May 24, 2005
- 3M Innovative Properties Company
- Nirmal K. Viswanathan
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for the photosensitization of optical fiber
- Publication number 20040223694
- Publication date Nov 11, 2004
- William V. Dower
- G02 - OPTICS
Information Patent Application
Sensitized optical fiber method and article
- Publication number 20040120643
- Publication date Jun 24, 2004
- 3M Innovative Properties Company
- Nirmal K. Viswanathan
- G02 - OPTICS
Information Patent Application
Method to reduce birefringence and polarization mode dispersion in...
- Publication number 20040101240
- Publication date May 27, 2004
- 3M Innovative Properties Company
- Nirmal K. Viswanathan
- G02 - OPTICS
Information Patent Application
Sectionally photosensitive optical waveguides
- Publication number 20030152345
- Publication date Aug 14, 2003
- Nirmal K. Viswanathan
- G02 - OPTICS