Photonics' various patents are listed in the summary below.

Name Inventor Details
An Apparatus and a Method Comprising An Optical Fiber Modulator, Coupler, Switch, Sensor and Distribution System Mahmoud A. El-Sherif Official Gazette of the United States Patent and Trademark Office, Vol. 1131, No. 4, p 2897, Patent No. 5,060,307, October 22, 1991.
Process For Producing a Grating Pattern On An Optical Fiber Mahmoud A. El-Sherif Official Gazette of the United States Patent and Trademark Office, Vol. 1103, No. 4, p 2351, Patent No. 4,842,405, June 27, 1989.
Method and System for Evaluating Parachute Mahmoud A. El-Sherif, Calvin Lee, Dina El-Sherif Official Gazette of the United States Patent and Trademark Office, Patent No. 6,299,104, October 9, 2001.
Conformable Cold-Cathode x-ray source for Breast Cancer Diagnostics and Treatment Mahmoud A. El-Sherif S.N. 60/034,539, January 6, 1997.
System for simultaneous Testing of a Large Number of Drug and Chemical Samples Mahmoud A. El-Sherif S.N. 60/034,538, January 6, 1997.
Fiber Optic and Self Illuminated Surgical Sutures Mahmoud A. El-Sherif S.N. 60/042,260, March 31, 1997.
Fiber Optic System for Vehicle Safety and Collision Avoidance Mahmoud A. El-Sherif S.N. 60/064,056, November 3, 1997.
Smart Arm for CD Drive Mahmoud A. El-Sherif S.N. 60/130,947, April 26, 1999.
A Method For Three-Dimensional Photo-Conductive Optical Display Mahmoud A. El-Sherif In Proc., Disclosed To Commissioner of Patents and Trademarks, Washington, D.C., Disclosure No. 136569.
Design and Fabrication of Efficient Two-Dimensional Diffraction Grating Pattern Mahmoud A. El-Sherif In Process, Disclosed To Commissioner of Patents and Trademarks, Washington, D.C., Disclosure No. 136570.
Apparatus and Method for the Measurement of Light Transmission Properties of a pH and a Fluid and Associated Sensors Mahmoud. A. El-Sherif In Process by Eckert & Seamans, Attorneys at Law, Pittsburgh, Pa, S.N. 45254
Development of a Novel 2-D Automatic Refractor For Instantaneous Vision Measurements Mahmoud A. El-Sherif, and Jeylan A. El-Mansoury In Process by Photonics Laboratories, Inc.
Co-braiding of sensitive optical fiber sensor in 3-D composite fiber network Mahmoud A. El-Sherif, et al. Patent Application S.N. 08/059772, May 10, 1993.
Apparatus and Method For The Measurement of pH Concentration in Fluids Using Twisted Pair Fiber Optic Sensor Mahmoud A. El-Sherif In Process by Photonics Laboratories, Inc.
Development of a Fiber Optic Pressure Sensor System for Sports Equipment Mahmoud A. El-Sherif, et al. In Process by Photonics Laboratories, Inc.

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