Robert Allan Laff

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Yorktown Heights, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Uniformly intense imaging by close-packed lens array
- Patent number 4,447,126
- Issue date May 8, 1984
- International Business Machines Corporation
- Paul F. Heidrich
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Grating coupled waveguide laser apparatus
- Patent number 4,156,206
- Issue date May 22, 1979
- International Business Machines Corporation
- Liam D. Comerford
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Self-aligning support structure for optical components
- Patent number 4,079,404
- Issue date Mar 14, 1978
- International Business Machines Corporation
- Liam David Comerford
- G02 - OPTICS