William C. Smith — 53 Patents at AT&T

William C. Smith has been granted 53 US patents while listed as an inventor at AT&T. The first was granted in 1980 and the most recent in March 2024. William C. Smith ranks #48,528 of 4,157,543 US inventors in our database (top 1.2%). Patent records list William C. Smith in Upland, CA, US.

Issued Patents All Time

Showing 1–25 of 53 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
D1020092	Razor extension handle	Ann Smith	2024-03-26
9308539	Attachment to improve transfer efficiency for a spraying device	—	2016-04-12
9308543	Attachment for a spraying device for use in small places with evacuation of particulates	—	2016-04-12
9259024	High caloric enteral formulations	Yadilka Maldonado, Minhthy Nguyen	2016-02-16
9038926	Attachment to improve transfer efficiency for a spraying device	—	2015-05-26
7550022	Portable system for capturing air pollution	—	2009-06-23
D534984	Playground equipment	Stephen F. Nye, Kyle Matthew Smith, Jeremy Evans, Jeff Tomlinson, Jacob Kearl	2007-01-09
6616720	Portable airborne contamination control system including a main and remote unit	—	2003-09-09
6395047	Portable airborne contamination control system including a main and remote unit	—	2002-05-28
6353542	Rack mounting bracket for mounting heavy unbalanced equipment	—	2002-03-05
6301973	Non-intrusive pressure/multipurpose sensor and method	—	2001-10-16
6277593	Dorsal tissue affecting factor and compositions	David M. Valenzuela, Nancy Yuk-Yu Ip, Henryk Cudny, George D. Yancopoulos, Richard M. Harland +2 more	2001-08-21	$10,910,000
6090238	Vinyl decal and graphics removal process	—	2000-07-18
6033794	Multi-stage fuel cell system method and apparatus	Thomas George	2000-03-07
6029909	Spray system with a dual induction process	—	2000-02-29
6008339	Nucleic acids encoding a neural tissue affecting factor	Richard M. Harland	1999-12-28
5977644	Backup power system having improved cooling airflow and method of operation thereof	—	1999-11-02	$43,060,000
5920129	Uninterruptible power supply having solid state transfer switch and method of operation thereof	—	1999-07-06	$134,358,000
5909076	Magnetic commutation alternator, method of manufacture thereof and wireless infrastructure employing the same	—	1999-06-01	$79,432,000
5849015	Orthopaedic stem inserter with quick release lever and ratchet	Bill H. Haywood, Billie W. McBroom, Scott Steffensmeier, William F. Warrender, David J. Krueger	1998-12-15	$134,298,000
5843775	Human dorsal tissue affecting factor (noggin) and nucleic acids encoding same	David M. Valenzuela, Nancy Yuk-Yu Ip, Henryk Cudny, George D. Yancopoulos, Richard M. Harland +2 more	1998-12-01	$931,000
5821124	Hybridoma cell lines and antibodies that bind noggin	David M. Valenzuela, George D. Yancopoulos, Richard M. Harland	1998-10-13	$2,654,000
5755793	Centralizer for a prosthetic implant	Kevin Greig	1998-05-26	$223,437,000
5697361	Induction pump method for increased breathable air flow of cooled and reduced humidity air	—	1997-12-16
5690740	High volume low pressure air entrapment of overspray	—	1997-11-25

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William C. Smith — 53 Patents

Issued Patents All Time

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