Frederick Renken has been granted 10 US patents while listed as an inventor at Seagate Technology . The first was granted in 2002 and the most recent in August 2010. Frederick Renken ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Frederick Renken in Boulder, CO, US.
Patents per Year Patents granted per year, 2002 to 2010 Bar chart with a peak of 3 patents in 2003. peak 3 2002: 1 patents 2002 2003: 3 patents 2003 2004: 1 patents 2004 2005: 1 patents 2005 2008: 1 patents 2008 2009: 2 patents 2009 2010: 1 patents 2010
Issued Patents All Time
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Showing 1–10 of 10 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
7787217 Suspension bend section with stiffness-reducing features Markus Mangold 2010-08-31
$5,601,000
7551400 Head suspension with vibration damping for a data storage device Brian Dean Hammel , Shri Hari Narayan , Dave Paul McReynolds , Sandeepan Bhattacharya 2009-06-23
$16,617,000
7545600 Single piece air diverter for a data storage device Jason A. Sorrell , Robert A. Alt , David R. Lapp 2009-06-09
$13,941,000
7405902 Single piece air diverter for a data storage device Jason A. Sorrell , Robert A. Alt , David R. Lapp 2008-07-29
$10,829,000
6888699 Disc drive clamp having centering features Brenda Drake 2005-05-03
$11,670,000
6741418 Retainer for an adjustable balance ring in a disc clamp assembly — 2004-05-25
$9,038,000
6594109 Disc clamp having adjustable balance ring — 2003-07-15
$9,971,000
6567238 Disc clamp for a disc drive Frederick M. Stefansky 2003-05-20
$13,747,000
6553807 Disc drive component level shock tester Allan Luk , Gary Bement , Jerome F. Griep 2003-04-29
$6,524,000
6417988 Disc clamp for a disc drive Frederick M. Stefansky 2002-07-09