HD

Hongliu Du

Caterpillar: 24 patents #139 of 8,398Top 2%
CM Curators Of The University Of Missouri: 2 patents #259 of 1,157Top 25%
📍 Peoria, IL: #37 of 1,769 inventorsTop 3%
🗺 Illinois: #2,686 of 84,256 inventorsTop 4%
Overall (All Time): #163,607 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
10323384 Active damping ride control system for attenuating oscillations in a hydraulic actuator of a machine Vickram Murugesan, Lonnie J. Devier, Frank Breier, Mandi Henderson, Matthew J. Beschorner 2019-06-18
10227964 Hydraulic pump port plate with variable area metering notch Kevin J. Graf, Kaimei Sun 2019-03-12
10145396 Energy recovery system and method for hydraulic tool Joseph R. Robey 2018-12-04
9869311 System for estimating a displacement of a pump Ronald D. Shinogle 2018-01-16
9534616 System for estimating a sensor output Santosh Ancha, Aleksandar Egelja, Takayuki Sasaki 2017-01-03
9404516 System for estimating a sensor output Aleksandar Egelja, Santosh Ancha 2016-08-02
8935009 Method and apparatus for controlling multiple variable displacement hydraulic pumps Patrick Sullivan 2015-01-13
8911216 Method, apparatus, and computer-readable storage medium for controlling torque load of multiple variable displacement hydraulic pumps Patrick Sullivan 2014-12-16
8790091 Pump having port plate pressure control Viral S. Mehta, Noah D. Manring, Bryan E. Nelson 2014-07-29
8635941 Method and apparatus for controlling a pump 2014-01-28
8596057 Method and apparatus for controlling a variable displacement hydraulic pump 2013-12-03
8500587 Multiple-variator control for split power CVT and hydrostatic transmissions Tony L. Marcott 2013-08-06
7797081 Feedback acceleration reduction for fluid supply valves Frank A. DeMarco, Brian D. Kuras, Thomas M. Sopko 2010-09-14
7536856 System for controlling a power output Tony L. Marcott, Saurabh Pandey 2009-05-26
7493205 Brake control system for an electric drive vehicle Saurabh Pandey, Thomas M. Sopko, Eric D. Stemler, Michael J. Barngrover, Brian D. Kuras 2009-02-17
7204138 Hydraulic system health indicator 2007-04-17
7130721 Electrohydraulic control system Jerry A. Wear, Greg A. Ferkol, Mark Vonderwell, Jeff Kuehn, Jason L. Brinkman 2006-10-31
7043975 Hydraulic system health indicator 2006-05-16
6848888 Sensor for a variable displacement pump Mark Vonderwell 2005-02-01
6848254 Method and apparatus for controlling a hydraulic motor 2005-02-01
6623247 Method and apparatus for controlling a variable displacement hydraulic pump 2003-09-23
6468046 Apparatus and method for controlling a discharge pressure of a variable displacement hydraulic pump Noah D. Manring 2002-10-22
6374722 Apparatus and method for controlling a discharge pressure of a variable displacement hydraulic pump Noah D. Manring 2002-04-23
6375433 Method and apparatus for controlling pump discharge pressure of a variable displacement hydraulic pump Noah D. Manring 2002-04-23
6068428 Capsule train separation system for fluid capsule pipeline transporation Satish S. Nair 2000-05-30