RJ

Richard E. Hartsfield, Jr.

EE Emerson Electric: 9 patents #116 of 1,374Top 9%
📍 De Queen, AR: #2 of 57 inventorsTop 4%
🗺 Arkansas: #315 of 5,804 inventorsTop 6%
Overall (All Time): #470,325 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
D527739 Power steering motor Kenneth M. De Luca, Mark Stephen Ewart EAST, John Foulsham, Charles P. Ketterer, Jemmi C. McDonald 2006-09-05
7034423 Electric power steering system including a permanent magnet motor Alan D. Crapo, Todd A. Walls 2006-04-25
7009319 Controlling electric motor cogging 2006-03-07
6946766 Permanent magnet machine Horst E. Gary, Mark E. Carrier 2005-09-20
6941638 Interconnecting method for segmented stator electric machines Gary E. Horst, Dennis Hurst, Kent A. Sheeran 2005-09-13
6856055 Interconnecting ring and wire guide Paul G. Michaels, Kent A. Sheeran, Craig E. Wallace, Daniel E. Hilton 2005-02-15
6753632 Controlling electric motor cogging 2004-06-22
6707209 Reduced cogging torque permanent magnet electric machine with rotor having offset sections Alan D. Crapo, Todd A. Walls, Charles P. Ketterer, Ken De Luca 2004-03-16
6597078 Electric power steering system including a permanent magnet motor Alan D. Crapo, Todd A. Walls 2003-07-22
6359355 Hot dropped shell and segmented stator tooth motor Michael Edward Moore 2002-03-19
D380021 Colorable playhouse 1997-06-17