David B. Cope has been granted 11 US patents while listed as an inventor at Engineering Matters . The first was granted in 1990 and the most recent in September 2019. David B. Cope ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list David B. Cope in Medfield, MA, US.
Patents per Year Patents granted per year, 1990 to 2019 Bar chart with a peak of 2 patents in 2008. peak 2 1990: 1 patents 1990 2004: 1 patents 2004 2005: 1 patents 2005 2008: 2 patents 2008 2010: 2 patents 2010 2011: 1 patents 2011 2013: 2 patents 2013 2019: 1 patents 2019
Issued Patents All Time
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Showing 1–11 of 11 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
10411665 Resonant cavity combined solid state amplifier system Erik G. Johnson , Marcel Pierre Joseph Gaudreau , John Kinross-Wright , Frederick Marvin Niell, III 2019-09-10
8514170 Magnetic display for watches Donald R. Brewer , Andrew M. Wright , Christopher Corcoran 2013-08-20
8387945 Method and system for a magnetic actuator — 2013-03-05
8085119 Flexible electromagnetic valve actuator modeling and performance Christopher Corcoran , Andrew M. Wright 2011-12-27
7800470 Method and system for a linear actuator with stationary vertical magnets and coils Andrew M. Wright , Christopher Corcoran 2010-09-21
7728463 Reluctance laminations for a motor assembly Andrew M. Wright , Christopher Corcoran 2010-06-01
$40,751,000
7394173 Direct drive controller with haptic feedback Andrew M. Wright , Neil Tischler 2008-07-01
$42,122,000
7352268 High intensity radial field magnetic actuator Andrew M. Wright 2008-04-01
6876284 High intensity radial field magnetic array and actuator Andrew M. Wright 2005-04-05
6828890 High intensity radial field magnetic array and actuator Andrew M. Wright 2004-12-07
4903343 Magnetic digital data storage system Gary J. Spletter 1990-02-20
