David S. Eddy has been granted 9 US patents while listed as an inventor at Delphi Technologies . The first was granted in 1984 and the most recent in August 2009. David S. Eddy ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list David S. Eddy in Romeo, MI, US.
Patents per Year Patents granted per year, 1984 to 2009 Bar chart with a peak of 2 patents in 1995. peak 2 1984: 1 patents 1984 1993: 1 patents 1993 1995: 2 patents 1995 2004: 2 patents 2004 2006: 1 patents 2006 2009: 2 patents 2009
Issued Patents All Time
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Showing 1–9 of 9 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
7575826 Fuel cell with metal alloy contacts that form passivating conductive oxide surfaces Joseph V. Mantese , Neil Aukland , Margarita P. Thompson , Su-Chee Simon Wang 2009-08-18
7575827 Conductive coatings for PEM fuel cell electrodes Charles D. Oakley , Joseph V. Mantese 2009-08-18
7037617 Conductive coatings for PEM fuel cell electrodes Joseph V. Mantese , Charles D. Oakley 2006-05-02
6809436 Microactuator having a ferromagnetic substrate Shih-Chia Chang , Marie I. Harrington , Michael W. Putty , Jeffrey Kempisty 2004-10-26
$1,628,000
6746584 Oxygen sensing device Da Yu Wang , Paul Kikuchi , Lone-Wen Tai , Raymond L. Bloink , Eric J. Detwiler +1 more 2004-06-08
$4,616,000
5450751 Microstructure for vibratory gyroscope Michael W. Putty 1995-09-19
5383362 Control for vibratory gyroscope Michael W. Putty 1995-01-24
5233874 Active microaccelerometer Michael W. Putty , David B. Hicks , Shih-Chia Chang 1993-08-10
4477771 Microwave detection of soot content in a particulate trap Louis L. Nagy , Michael J. O'Rourke 1984-10-16
$16,922,000
