Barker; James E.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Barker; James E..The latest application filed is for "system for testing the upstream channel of a cable network".

Company Profile

0.12.6

Barker; James E. - Sauk Rapids MN
Barker; James E. - Lawrenceville GA
Barker; James E. - Branson MO
Barker; James E - Lawrenceville GA
Barker; James E. - Freehold NJ

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Resilient seated butterfly valve with interchangeable off-center and on-center discs Grant 8,161,996 - Barker , et al. April 24, 2	2012-04-24
System and method for automatic diagnosis of impairments in a digital quadrature amplitude modulated signal Grant 7,991,044 - Brown , et al. August 2, 2	2011-08-02
System For Testing The Upstream Channel Of A Cable Network App 20100146367 - Jaworski; Richard C. ; et al.	2010-06-10
System for testing the upstream channel of a cable network Grant 7,721,162 - Jaworski , et al. May 18, 2	2010-05-18
System For Testing The Upstream Channel Of A Cable Network App 20090147671 - Jaworski; Richard C. ; et al.	2009-06-11
System and method for testing the upstream channel of a cable network Grant 7,509,542 - Jaworski , et al. March 24, 2	2009-03-24
Resilient Seated Butterfly Valve With Interchangeable Off-center And On-center Discs App 20090014675 - Barker; James E. ; et al.	2009-01-15
Utility trenching and sidewalk system Grant 7,150,131 - Barker December 19, 2	2006-12-19
System and method for testing the upstream channel of a cable network Grant 7,010,730 - Jaworski , et al. March 7, 2	2006-03-07
System And Method For Testing The Upstream Channel Of A Cable Network App 20060048200 - Jaworski; Richard C. ; et al.	2006-03-02
Stop apparatus and method for gear actuators Grant 6,808,056 - Neu , et al. October 26, 2	2004-10-26
Utility trenching and sidewalk system App 20040182021 - Barker, James E.	2004-09-23
Utility sidewalk Grant 6,702,510 - Barker March 9, 2	2004-03-09
Utility sidewalk App 20030123929 - Barker, James E.	2003-07-03
System and method for detecting correcting and discarding corrupted data packets in a cable data delivery system Grant 6,052,819 - Barker , et al. April 18, 2	2000-04-18
Unitary bearing and locator assembly for rotatable valves Grant 4,589,628 - Barker , et al. May 20, 1	1986-05-20
Valve seal for fire safe or high temperature valves Grant 4,487,216 - Barker , et al. December 11, 1	1984-12-11
Treatment Of Phosphoric Acid To Recover Alkali Metal Fluosilicates Grant 3,714,330 - Barker January 30, 1	1973-01-30

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