Thomas M. Chaffee — 44 Patents at AT&T

Thomas M. Chaffee has been granted 44 US patents while listed as an inventor at AT&T. The first was granted in 1993 and the most recent in October 2025. Thomas M. Chaffee ranks #66,838 of 4,157,543 US inventors in our database (top 1.6%). Patent records list Thomas M. Chaffee in Lexington, VA, US.

Issued Patents All Time

Showing 1–25 of 44 patents

Patent #	Title	Co-Inventors	Date
12457037	Radio frequency signal transmission using free space optical communications	Wayne H. Knox	2025-10-28
12445207	Reducing scintillation noise in free-space optical communications	Wayne H. Knox, Alexander B. LeBon, Brian M. Gregory, Taz M. Colangelo	2025-10-14
RE50610	USPL-FSO lasercom point-to-point and point-to-multipoint optical wireless communication	Paul F. Szajowski, Isaac Kim, Alexandre Braga	2025-09-30
12355551	Broadband wavelength division multiplexing for free space optical communications	Wayne H. Knox, Brian M. Gregory, Taz M. Colangelo	2025-07-08
12355495	Temperature control of an optical source in free space optical communications	Wayne H. Knox	2025-07-08
12348267	Broadband optical system with semiconductor optical amplifier	Wayne H. Knox	2025-07-01
12348268	Free space optical communications using a remote optical head	Wayne H. Knox, Brian M. Gregory, Taz M. Colangelo	2025-07-01
12316374	Free space optical communications using a spectrally-equalizing amplifier	Wayne H. Knox	2025-05-27
12316376	Broadband impulsive coding with amplified spontaneous emission source for free space optical communications	Wayne H. Knox	2025-05-27
12278665	Impulsive detection techniques in free space optical communications	Wayne H. Knox	2025-04-15
12250021	Active feedback noise reduction for free space optical communications	Wayne H. Knox	2025-03-11
12244341	Radio frequency signal transmission using free space optical communications	Wayne H. Knox	2025-03-04
12244350	Reducing scintillation noise in free-space optical communications	Wayne H. Knox, Alexander B. LeBon, Brian M. Gregory, Taz M. Colangelo	2025-03-04
12237914	Broadband wavelength division multiplexing for free space optical communications	Wayne H. Knox, Brian M. Gregory, Taz M. Colangelo	2025-02-25
12206451	Free space optical communications using a remote optical head	Wayne H. Knox, Brian M. Gregory, Taz M. Colangelo	2025-01-21
12184336	Temperature control of an optical source in free space optical communications	Wayne H. Knox	2024-12-31
12184326	Free space optical communications using a spectrally-equalizing amplifier	Wayne H. Knox	2024-12-31
12149290	Impulsive detection techniques in free space optical communications	Wayne H. Knox	2024-11-19
12119875	Free space optical communications using multi-detectors	Wayne H. Knox, Brian M. Gregory, Taz M. Colangelo	2024-10-15
12119871	Reducing scintillation noise in free space optical communications	Wayne H. Knox, Alexander B. LeBon, Brian M. Gregory, Taz M. Colangelo	2024-10-15
12113580	Reducing scintillation noise in free-space optical communications	Wayne H. Knox, Alexander B. LeBon, Brian M. Gregory, Taz M. Colangelo	2024-10-08
12095504	Reducing scintillation noise in free space optical communications	Wayne H. Knox, Alexander B. LeBon, Brian M. Gregory, Taz M. Colangelo	2024-09-17
12052059	Impulsive detection techniques in free space optical communications	Wayne H. Knox	2024-07-30
12047118	Free space optical communications using a spectrally-equalizing amplifier	Wayne H. Knox	2024-07-23
12009867	Temperature control of an optical source in free space optical communications	Wayne H. Knox	2024-06-11

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Thomas M. Chaffee — 44 Patents

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