Richard A. London

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Oakland, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Broadband diffractive lens or imaging element
- Patent number 5,257,132
- Issue date Oct 26, 1993
- The United States of America as represented by the United States Department o...
- Natale M. Ceglio
- G02 - OPTICS
Information Patent Grant
Broadband diffractive lens or imaging element
- Patent number 5,071,207
- Issue date Dec 10, 1991
- The United States of America as represented by the United States Department o...
- Natale M. Ceglio
- G02 - OPTICS