Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David E. Martin — 23 Patents

Caterpillar: 23 patents #159 of 8,398Top 2%
LLLucas Industries Limited: 2 patents #110 of 217Top 55%
LLLucas Industries Public Limited: 1 patents #218 of 571Top 40%
Dunlap, IL: #25 of 474 inventorsTop 6%
Illinois: #3,100 of 84,256 inventorsTop 4%
Overall (All Time): #178,160 of 4,157,543Top 5%
23 Patents All Time
David E. Martin has been granted 23 US patents while listed as an inventor at Caterpillar. The first was granted in 1999 and the most recent in August 2021. David E. Martin ranks #178,160 of 4,157,543 US inventors in our database (top 4.3%). Patent records list David E. Martin in Dunlap, IL, US.

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11098685 Fuel injector assembly having external filter and method of making same Dianqi Fang, Daniel Bumpus, Diego Caceres, Sudhindra K. Ayanji 2021-08-24 $89,671,000
9879645 Control valve bounce limiting mechanism for fuel injectors Norman D. Knapp, Dianqi Fang 2018-01-30 $39,433,000
9771946 Turbocharger compressor oil deflector and method Adam Krejci, Luis Lugo Aviles 2017-09-26 $42,314,000
7946276 Protection device for a solenoid operated valve assembly Thomas G. Pusch, David Yu Chang 2011-05-24 $65,786,000
6892569 In-chassis engine compression release brake diagnostic test and electronic control module using the same Sean O. Cornell, Ronald D. Shinogle, Scott Leman 2005-05-17 $23,867,000
6827050 Fluid control valve actuating system Clifford E. Cotton, III, Bernhard Kirsch, Olaf Ohligschlaeger, Rene Schulz, Ronald D. Shinogle +3 more 2004-12-07 $146,867,000
6560963 Variable timing to avoid turbocharger overspeed while engine braking under different atmospheric conditions Sean O. Cornell, Scott Leman, Ronald D. Shinogle 2003-05-13 $18,264,000
6474296 Lash adjustment for use with an actuator Sean O. Cornell, Scott Leman, Ronald D. Shinogle, Virl R. Voights, Mingchun Dong 2002-11-05 $13,516,000
6474620 Method of controlling hydraulically actuated valves and engine using same Sean O. Cornell, Scott Leman, Ronald D. Shinogle 2002-11-05 $13,516,000
6418906 Duration control strategy for a hydraulically actuated engine compression release brake Sean O. Cornell, Scott Leman, Ronald D. Shinogle 2002-07-16 $15,011,000
6394073 Hydraulic valve with hydraulically assisted opening and fuel injector using same Benjamin H. Binkele, Timothy J. Matzke, Evan Jacobson 2002-05-28 $27,407,000
6354266 Vehicle with engine having enhanced warm-up operation mode Sean O. Cornell, Richard H. Holtman, Scott Leman, Ronald D. Shinogle 2002-03-12 $16,026,000
6349920 Poppet valve shaping for quick valve opening Stephen R. Lewis, Charles B. Looney, Wade J. Robel, Larry R. Mitzelfelt, Jr., James D. Griffith +2 more 2002-02-26 $30,577,000
6227459 Valve with self-centering, self-sealing seat component Dana R. Coldren 2001-05-08 $19,840,000
6209798 Tappet retention for a fuel injector Jeffrey R. Ries, James J. Streicher 2001-04-03 $20,590,000
6167869 Fuel injector utilizing a multiple current level solenoid Glen F. Forck, Dana R. Coldren, Marvin P. Schneider, Prabhakar Ramalingam 2001-01-02 $23,852,000
6099088 Traction assembly for a work machine David R. Hinton, Douglas W. Bell 2000-08-08 $13,786,000
6059203 Valve assembly with concentrically linked components and fuel injector using same James J. Streicher, Jeffrey R. Ries 2000-05-09 $23,622,000
6029682 Rapidly opening electromagnetic valve Stephen R. Lewis, Charles B. Looney, Larry R. Mitzelfelt, Jr., James D. Griffith, Kenneth A. Caron +4 more 2000-02-29 $20,389,000
6000638 Apparatus for strengthening a fuel injector tip member 1999-12-14 $34,387,000
5984208 Fuel injector having a press-in valve seat James J. Streicher, Clifford J. Rebello, Prabhakar Ramalingam 1999-11-16 $15,827,000
5947380 Fuel injector utilizing flat-seat poppet valves Dana R. Coldren, Marvin P. Schneider, James J. Streicher 1999-09-07 $26,463,000
5915624 Fuel injector utilizing a biarmature solenoid Dana R. Coldren, Marvin P. Schneider, Glen F. Forck 1999-06-29 $53,291,000