Roger R. Turk

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Woodland Hills, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Optical fibers formed by rolling process
- Patent number 4,925,599
- Issue date May 15, 1990
- Hughes Aircraft Company
- Roger R. Turk
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Fabrication of single crystal fibers from congruently melting polyc...
- Patent number 4,532,000
- Issue date Jul 30, 1985
- Hughes Aircraft Company
- James A. Harrington
- C30 - CRYSTAL GROWTH
Information Patent Grant
Hot-pressed fluoride glasses
- Patent number 4,388,097
- Issue date Jun 14, 1983
- Hughes Aircraft Company
- Roger R. Turk
- C03 - GLASS MINERAL OR SLAG WOOL