Inventor
TRUMPER DAVID L
US35 patents
⚠️ This page may combine multiple inventors who share the name “TRUMPER DAVID L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MASSACHUSETTS INST TECHNOLOGY
28 patentsUS5699621ADec 23, 1997
Positioner with long travel in two dimensions
MASSACHUSETTS INST TECHNOLOGY157 citations99
US5631618AMay 20, 1997
Magnetic arrays
MASSACHUSETTS INST TECHNOLOGY272 citations99
US5196745AMar 23, 1993
Magnetic positioning device
MASSACHUSETTS INST TECHNOLOGY339 citations99
US6003230ADec 21, 1999
Magnetic positioner having a single moving part
MASSACHUSETTS INST TECHNOLOGY56 citations96
US5294854AMar 15, 1994
Bearing for use in high resolution precision control device
MASSACHUSETTS INST TECHNOLOGY77 citations96
US5157296AOct 20, 1992
Bearing for use in high resolution precision control device
MASSACHUSETTS INST TECHNOLOGY50 citations96
US7117790B2Oct 10, 2006
Microcontact printing
MASSACHUSETTS INST TECHNOLOGY58 citations93
US6237452B1May 29, 2001
Precision high speed turning machine
MASSACHUSETTS INST TECHNOLOGY65 citations90
US8358039B2Jan 22, 2013
High-scan rate positioner for scanned probe microscopy
MASSACHUSETTS INST TECHNOLOGY24 citations89
US7665983B2Feb 23, 2010
Microcontact printing
MASSACHUSETTS INST TECHNOLOGY17 citations89
US6262503B1Jul 17, 2001
Method and apparatus for cooling current carrying coil
MASSACHUSETTS INST TECHNOLOGY33 citations87
US6066998AMay 23, 2000
Magnetic actuator with long travel in one direction
MASSACHUSETTS INST TECHNOLOGY45 citations87
US7616084B2Nov 10, 2009
Variable reluctance fast positioning system and methods
MASSACHUSETTS INST TECHNOLOGY8 citations84
US7574947B2Aug 18, 2009
Rotary fast tool servo system and methods
MASSACHUSETTS INST TECHNOLOGY8 citations83
US9395317B2Jul 19, 2016
System and method for providing electromagnetic imaging through electroquasistatic sensing
MASSACHUSETTS INST TECHNOLOGY5 citations82
US10177627B2Jan 8, 2019
Homopolar, flux-biased hysteresis bearingless motor
MASSACHUSETTS INST TECHNOLOGY12 citations81
US11360400B2Jun 14, 2022
Transport system having a magnetically levitated transportation stage
MASSACHUSETTS INST TECHNOLOGY3 citations72
US10833570B2Nov 10, 2020
Homopolar bearingless slice motors
MASSACHUSETTS INST TECHNOLOGY4 citations70
US11393706B2Jul 19, 2022
Magnetically-levitated transporter
MASSACHUSETTS INST TECHNOLOGY1 citations63
US11953836B2Apr 9, 2024
Transport system having a magnetically levitated transportation stage
MASSACHUSETTS INST TECHNOLOGY0 citations62
US11296587B2Apr 5, 2022
High force and low noise linear fine-tooth motor
MASSACHUSETTS INST TECHNOLOGY1 citations62
US7275468B2Oct 2, 2007
Rotary fast tool servo system and methods
MASSACHUSETTS INST TECHNOLOGY6 citations61
US8742770B2Jun 3, 2014
System and method for providing electromagnetic imaging through magnetoquasistatic sensing
MASSACHUSETTS INST TECHNOLOGY1 citations60
US11368116B2Jun 21, 2022
Dipole inferior permanent magnet slice rotors
MASSACHUSETTS INST TECHNOLOGY0 citations53
US7437980B2Oct 21, 2008
Flux-biased electromagnetic fast tool servo systems and methods
MASSACHUSETTS INST TECHNOLOGY0 citations52
US8860260B2Oct 14, 2014
High-scan rate positioner for scanned probe microscopy
MASSACHUSETTS INST TECHNOLOGY0 citations49
US12065635B2Aug 20, 2024
Organ-on-chip platforms with reduced fluid volume
MASSACHUSETTS INST TECHNOLOGY0 citations46
US11749437B2Sep 5, 2023
Pumps and hardware for organ-on-chip platforms
MASSACHUSETTS INST TECHNOLOGY0 citations43