DM

Daniel T. Mather

Caterpillar: 14 patents #341 of 8,398Top 5%
SM Shin Caterpillar Mitsubishi: 3 patents #24 of 184Top 15%
Overall (All Time): #348,397 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9878737 Hydraulic steering control system Carl McIlheran, David A. Mork, Christopher W. Johnson, Michael Hudson 2018-01-30
9869359 Hydraulic system with an unloading valve Carl McIlheran, Andrew J. Kleitsch, John Cody Vacca, Michael Hudson, Derek W. Holmes 2018-01-16
9764671 Unloading relief valve John Cody Vacca, Bala Natarajan Balashanmugam, Partiban Chengalvarayan, Carl McIlheran, Thomas Dale Morris 2017-09-19
8966890 Method and arrangement for active make-up in an overrunning actuator Troy A. Shawgo, Daniel H. Killion, Vishnu Irigireddy, Deepak Amaravadi, Dayao Chen +5 more 2015-03-03
7658065 Hydraulic system having in-sump energy recovery device David P. Smith, Igor Strashny 2010-02-09
7631738 Fluidly actuated sprag David P. Smith, Eric Lauterbach, Jonathan Lewis Buelow 2009-12-15
7497156 Fluid motor David P. Smith, Eric Lauterbach, Jonathan Lewis Buelow 2009-03-03
7444809 Hydraulic regeneration system David P. Smith 2008-11-04
7258058 Metering valve with integral relief and makeup function David P. Smith, Wayne W. Lark 2007-08-21
7240604 Electro-hydraulic metering valve with integral flow control David P. Smith 2007-07-10
6955115 Hydraulic circuit having pressure equalization during regeneration Michael A. A'Hearn, Thomas J. Hajek, Sr., Larry W. Lorimor, Srikrishnan T. Tolappa 2005-10-18
6782697 Pressure-compensating valve with load check 2004-08-31
6293181 Control system providing a float condition for a hydraulic cylinder Thomas J. Hajek, Jr., Srikrishnan T. Tolappa 2001-09-25
5546847 Hydraulic cylinder snubbing arrangement Charles E. Rector, Steven R. Wells, Robin S. Arndt 1996-08-20