Richard S. Sidell

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Needham, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Illumination system for OCR of indicia on a substrate
- Patent number 5,737,122
- Issue date Apr 7, 1998
- Electro Scientific Industries, Inc.
- Donald R. Wilt
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Illumination system for OCR of indicia on a substrate
- Patent number 5,469,294
- Issue date Nov 21, 1995
- XRL, Inc.
- Donald R. Wilt
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Robust, LED illumination system for OCR of indicia on a substrate
- Patent number 5,231,536
- Issue date Jul 27, 1993
- XRL, Inc.
- Donald R. Wilt
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus for measuring a chemical entity in a liquid
- Patent number 4,726,929
- Issue date Feb 23, 1988
- Analytix, Inc.
- Adrian Gropper
- G01 - MEASURING TESTING
Information Patent Grant
System for determining the optimal ground depth of an ophthalmic le...
- Patent number 4,524,419
- Issue date Jun 18, 1985
- Intelab Medical Systems, Inc.
- Larry M. Headlund
- G02 - OPTICS