Richard B. Keller — 13 Patents at Network-Elements

Richard B. Keller has been granted 13 US patents while listed as an inventor at Network-Elements. The first was granted in 2004 and the most recent in February 2013. Richard B. Keller ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Richard B. Keller in Vancouver, WA, US.

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #	Title	Co-Inventors	Date
8374204	Programmable SONET framing	—	2013-02-12
RE43420	Utilizing available SONET overhead bytes for additional signaling channels	Claude Denton	2012-05-29
8072891	Method and apparatus for programmable generation of traffic streams	I. Claude Denton	2011-12-06
7894492	Programmable SONET framing	—	2011-02-22
7804782	Method and apparatus for programmable generation of traffic streams	I. Claude Denton	2010-09-28
RE40991	Fast cyclic redundancy check (CRC) generation	—	2009-11-17
7564849	Utilizing available SONET overhead bytes for additional signaling channels	Claude Denton	2009-07-21
RE40684	Fast cyclic redundancy check (CRC) generation	—	2009-03-24
7184408	Method and apparatus for programmable generation of traffic streams	I. Claude Denton	2007-02-27
7103044	Utilizing available SONET overhead bytes for additional signaling channels	Claude Denton	2006-09-05
7075953	Programmable SONET framing	—	2006-07-11
6820228	Fast cyclic redundancy check (CRC) generation	—	2004-11-16
6701479	Fast cyclic redundancy check (CRC) generation	—	2004-03-02

Richard B. Keller — 13 Patents

Issued Patents All Time

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