Larry E. Kendrick has been granted 14 US patents while listed as an inventor at Caterpillar . The first was granted in 1989 and the most recent in October 2012. Larry E. Kendrick ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list Larry E. Kendrick in Peoria, IL, US.
Patents per Year Patents granted per year, 1989 to 2012 Bar chart with a peak of 2 patents in 2001. peak 2 1989: 1 patents 1989 1991: 1 patents 1993: 1 patents 1993 1996: 1 patents 1999: 1 patents 1999 2000: 1 patents 2001: 2 patents 2001 2002: 2 patents 2003: 1 patents 2003 2004: 1 patents 2005: 1 patents 2005 2012: 1 patents 2012
Issued Patents All Time
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Showing 1–14 of 14 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
8296019 Autoload system for excavation based on productivity — 2012-10-23
$36,830,000
6843755 Power management system Gareth John Estebanez , David L. Collins , Brian E. Lister , James B. Maddock , Robert Murray +4 more 2005-01-18
$14,859,000
6810366 Method and apparatus for filtering a signal using a deadband Samir Med Kherat , Muhammed Were 2004-10-26
$60,397,000
6508107 Method and apparatus for determining an oil grade of an actuating fluid Darwin R. Carrell , Gregory J. Speckhart , Michael S. Lukich 2003-01-21
$41,828,000
6447423 Method and apparatus for adjusting transmission ratio commands for a continuously variable transmission Howard N. Cannon 2002-09-10
$21,235,000
6415652 Method and apparatus for determining an oil grade of an actuating fluid Darwin R. Carrell , Gregory J. Speckhart , Michael S. Lukich 2002-07-09
$24,234,000
6216528 Method and apparatus for determining a viscosity of an actuating fluid Darwin R. Carrell , Michael S. Lukich , Kirk Shively 2001-04-17
$11,964,000
6189378 Electronically controlled fuel injector trimming Michael S. Lukich , James Mutti 2001-02-20
$46,580,000
6021754 Method and apparatus for dynamically calibrating a fuel injector — 2000-02-08
$19,400,000
5873427 Method and apparatus for controlling a load of an engine associated with a hydrostatic drive system Alan L. Ferguson , Conrad G. Grembowicz 1999-02-23
$15,274,000
5576962 Control system and method for a hydrostatic drive system Alan L. Ferguson , Conrad G. Grembowicz 1996-11-19
$16,022,000
5187709 Fault tolerant serial communications network Gregory L. Williamson , Weldon L. Phelps 1993-02-16
$9,453,000
5040119 Draft control apparatus and method Gerald D. Hardy , John P. Hoffman , Stephen W. Rector 1991-08-13
$27,939,000
4852657 Apparatus for selectively positioning movable work element with preselected maximum velocity control Gerald D. Hardy , John P. Hoffman 1989-08-01
$6,897,000
