Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
EO

Eric R. Ostrom — 6 Patents

General Motors: 6 patents #2,630 of 18,328Top 15%
Bellflower, CA: #8 of 152 inventorsTop 6%
California: #94,478 of 386,348 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Eric R. Ostrom has been granted 6 US patents while listed as an inventor at General Motors. The first was granted in 2006 and the most recent in May 2010. Eric R. Ostrom ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Eric R. Ostrom in Bellflower, CA, US.

Patents per Year

Patents granted per year, 2006 to 2010Bar chart with a peak of 3 patents in 2009.peak 32006: 1 patents20062007: 1 patents20072009: 3 patents20092010: 1 patents2010

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7723874 Cooling systems and methods for integration electric motor-inverters George R. Woody, Karl D. Conroy, James M. Nagashima, David F. Nelson, Gregory S. Smith 2010-05-25
7633194 Apparatus for cooling stator lamination stacks of electrical machines Robert T. Dawsey, Constantin C. Stancu, Young Doo 2009-12-15
7481072 Arrangements for and methods of phase change cooling of power electronics Karl D. Conroy, George John, Gregory S. Smith 2009-01-27 $3,926,000
7479723 Permanent magnet machine rotor Robert T. Dawsey, Constantin C. Stancu, Young Doo 2009-01-20 $2,666,000
7210304 Cooling arrangements for integrated electric motor-inverters James M. Nagashima, Karl D. Conroy, Gregory S. Smith, George John, David Tang +1 more 2007-05-01 $13,223,000
7061134 Method and system for improved thermal management of a voltage source inverter operating at low output frequency utilizing a zero vector modulation technique Silva Hiti, Constantin C. Stancu, Khwaja M. Rahman, Scott D. Downer, James M. Nagashima 2006-06-13 $6,736,000