James F. Lotspeich

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Malibu, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Iso-index coupled-wave electro-optic filters
- Patent number 4,229,073
- Issue date Oct 21, 1980
- Hughes Aircraft Company
- James F. Lotspeich
- G02 - OPTICS
Information Patent Grant
Electro-optic tunable optical filter
- Patent number 4,197,008
- Issue date Apr 8, 1980
- Hughes Aircraft Company
- Douglas A. Pinnow
- G02 - OPTICS
Information Patent Grant
Synchronous traveling wave electro-optic light pipe modulator
- Patent number 3,994,566
- Issue date Nov 30, 1976
- Hughes Aircraft Company
- James F. Lotspeich
- G02 - OPTICS