Shaotang Chen has been granted 11 US patents while listed as an inventor at Delphi Technologies . The first was granted in 1998 and the most recent in March 2025. Shaotang Chen ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Shaotang Chen in Troy, MI, US.
Patents per Year Patents granted per year, 1998 to 2025 Bar chart with a peak of 4 patents in 2002. peak 4 1998: 1 patents 1998 2001: 1 patents 2001 2002: 4 patents 2002 2004: 1 patents 2004 2006: 1 patents 2006 2007: 2 patents 2007 2025: 1 patents 2025
Issued Patents All Time
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Showing 1–11 of 11 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
12244183 Angle sensor device Dragan ANDRIC 2025-03-04
7298967 Electromagnetic sensor direct communication algorithm to a digital microprocessor Sayeed A. Mir , Tom Cheuk-In Wong , Christian Ross , Tomy Sebastian 2007-11-20
7210360 Apparatus for sensing position and/or torque Thaddeus Schroeder , Avoki M. Omekanda , Thomas W. Nehl , Bruno Lequesne , Mohammad S. Islam 2007-05-01
6987375 Dual-stage drive for switched reluctance electric machines — 2006-01-17
6693403 Power failure tolerant motor drives for dual voltage systems — 2004-02-17
$1,504,000
6498449 Low ripple torque control of a permanent magnet motor without using current sensors Chandra S. Namuduri 2002-12-24
$1,614,000
6498451 Torque ripple free electric power steering Nady Boules , Rassem R. Henry , Chandra S. Namuduri , Thomas W. Nehl , Bruno Bernard 2002-12-24
$1,614,000
6460649 Passive starting of a torque-ripple-free electric power steering system David W. Graber 2002-10-08
$4,943,000
6411052 Method and apparatus to compensate for resistance variations in electric motors Sayeed A. Mir , Abbas Fardoun 2002-06-25
$4,530,000
6329782 Method and apparatus for robust generation of an index pulse for an electric power steering system Nady Boules , Bruno Lequesne 2001-12-11
$15,069,000
5841644 Passively clamped quasi-resonant DC link converters Thomas A. Lipo 1998-11-24
