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name:-0.011268138885498
name:-0.0071990489959717
name:-0.00050497055053711
Beal; A. Craig Patent Filings

Beal; A. Craig

Patent Applications and Registrations

Patent applications and USPTO patent grants for Beal; A. Craig.The latest application filed is for "system and method for high-precision optical measurement of distances".

Company Profile
0.5.8
  • Beal; A. Craig - Stoneham MA
  • Beal; A. Craig - Watertown MA
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Distance measurement by beating a varying test signal with reference signal having absolute frequency value predetermined with a specified accuracy
Grant 9,506,739 - Christensen , et al. November 29, 2
2016-11-29
System And Method For High-precision Optical Measurement Of Distances
App 20150331109 - Christensen; Caleb A. ;   et al.
2015-11-19
Optical Seismic Sensor Systems And Methods
App 20140202786 - Beal; A Craig ;   et al.
2014-07-24
Systems and methods for enhanced quantum key formation using an actively compensated QKD system
Grant 7,853,020 - Beal , et al. December 14, 2
2010-12-14
Fast bit-error rate calculation mode for QKD systems
App 20100241912 - Kwok; Brandon ;   et al.
2010-09-23
Systems and methods for transmitting quantum and classical signals over an optical network
Grant 7,570,420 - Beal , et al. August 4, 2
2009-08-04
QKD system and method with improved signal-to-noise ratio
App 20090185689 - Beal; A. Craig
2009-07-23
Systems and methods for enhanced quantum key formation using an actively compensated QKD system
App 20090074192 - Beal; A. Craig ;   et al.
2009-03-19
Systems and methods for transmitting quantum and classical signals over an optical network
App 20090016736 - Beal; A. Craig ;   et al.
2009-01-15
Single-channel transmission of qubits and classical bits over an optical telecommunications network
App 20080137858 - Gelfond; Robert ;   et al.
2008-06-12
Optical fiber interferometer with relaxed loop tolerance and QKD system using the same
Grant 7,254,295 - Trifonov , et al. August 7, 2
2007-08-07
Systems and methods for transmitting quantum and classical signals over an optical network
Grant 7,248,695 - Beal , et al. July 24, 2
2007-07-24

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