DM

Daryl J. Marvin

OE Otis Elevator: 2 patents #14 of 133Top 15%
📍 Farmington, CT: #6 of 23 inventorsTop 30%
🗺 Connecticut: #342 of 2,817 inventorsTop 15%
Overall (2002): #68,885 of 266,432Top 30%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6483271 Motor drive parameters Ronnie E. Thebeau, Christopher S. Czerwinski, Neil A. Greiner, Edward Piedra 2002-11-19
6401875 Absolute position sensing method and apparatus for synchronous elevator machines by detection stator iron saturation Mark Eugene Shepard, Todd Simonds, Alberto Vecchiotti, Vladan Petrovic 2002-06-11