David Roman has been granted 12 US patents while listed as an inventor at Amkor Technology . The first was granted in 2001 and the most recent in April 2015. David Roman ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list David Roman in Tempe, AZ, US.
Patents per Year Patents granted per year, 2001 to 2015 Bar chart with a peak of 3 patents in 2005. peak 3 2001: 1 patents 2001 2002: 1 patents 2002 2003: 2 patents 2003 2005: 3 patents 2005 2012: 1 patents 2012 2013: 2 patents 2013 2014: 1 patents 2014 2015: 1 patents 2015
Issued Patents All Time
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Showing 1–12 of 12 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
9003625 Shredder feeder Debra R. Ferril 2015-04-14
8777249 Hand motion wheelchair assembly Eric James 2014-07-15
8356548 Hydraulic apparatus, handle, and method of providing an extendable handle — 2013-01-22
8348185 Shredder feeder Debra R. Ferril 2013-01-08
8272105 Extendable linkage, extendable handle, and drywall tool with extendable handle — 2012-09-25
6965157 Semiconductor package with exposed die pad and body-locking leadframe Erasmo Perez 2005-11-15
$7,624,000
6919620 Compact flash memory card with clamshell leadframe Jeffrey Alan Miks , John Armando Miranda 2005-07-19
$7,418,000
6847103 Semiconductor package with exposed die pad and body-locking leadframe Erasmo Perez 2005-01-25
$4,182,000
6570825 Method and circuit module package for automated switch actuator insertion John Armando Miranda 2003-05-27
$49,254,000
6521987 Plastic integrated circuit device package and method for making the package Thomas P. Glenn , Scott Joseph Jewler , Jae Hak Yee , Doo Hwan Moon 2003-02-18
$8,175,000
6455356 Methods for moding a leadframe in plastic integrated circuit devices Thomas P. Glenn , Scott Joseph Jewler , J. H. Yee , D. H. Moon 2002-09-24
$1,844,000
6281568 Plastic integrated circuit device package and leadframe having partially undercut leads and die pad Thomas P. Glenn , Scott Joseph Jewler , J. H. Yee , D. H. Moon 2001-08-28
$48,070,000