Robert Yarbrough — 4 Patents at 3Com

Robert Yarbrough has been granted 4 US patents while listed as an inventor at 3Com. The first was granted in 2003 and the most recent in September 2007. Robert Yarbrough ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Robert Yarbrough in San Diego, CA, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
7271736	Emergency vehicle alert system	Michael Siegel, William G. Howell, Michael J. Serrone	2007-09-18
7080720	Torque converter	Kevin Blumenthal, Lewis Eidson, Richard D. Walker	2006-07-25
6933896	Extendable planar diversity antenna	Douglas Alan Sward, Brent D. Madsen, Carlos Rios, Jeffrey L. Jones, Nhan T. Nguyen	2005-08-23	$4,046,000
6545643	Extendable planar diversity antenna	Douglas Alan Sward, Brent D. Madsen, Carlos Rios, Jeffrey L. Jones, Nhan T. Nguyen	2003-04-08	$6,663,000

Robert Yarbrough — 4 Patents

Issued Patents All Time

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