Inventor · disambiguated record
Elmer R. Crabb
Also filed as: CRABB ELMER R · CRABB ELMER RAY
23 granted patents·681 citations·filing 1975–2000
97Inventor score
Top patents by PatentIndex Score
23 records- 0192USD455763SCab/counterweight upper for tracked feller-buncherCATERPILLAR INC·Filed 2000·Granted Apr 16, 2002·65 cites·1 claims
- 0292US5368115AUndercarriage assembly for a vehicleCATERPILLAR INC·Filed 1993·Granted Nov 29, 1994·67 cites·9 claims
- 0391US6609575B1Adjustable link assemblyAGCO CORP·Filed 2000·Granted Aug 26, 2003·45 cites·18 claims
- 0490US6478706B1Planetary steering differentialCATERPILLAR INC·Filed 2000·Granted Nov 12, 2002·47 cites·21 claims
- 0590US4024936ACombination vehicle service and parking brakeCATERPILLAR TRACTOR CO·Filed 1975·Granted May 24, 1977·36 cites·10 claims
- 0686US5312176ASelf-aligning idler wheel assemblyCATEPILLAR INC·Filed 1992·Granted May 17, 1994·57 cites·20 claims
- 0785USD375506SWork machine having endless ground engaging drive beltsCATERPILLAR INC·Filed 1995·Granted Nov 12, 1996·34 cites·1 claims
- 0884US5293948AUndercarriage assembly for a vehicleCATERPILLAR INC·Filed 1992·Granted Mar 15, 1994·45 cites·20 claims
- 0982US4700794AVehicle steering apparatusCATERPILLAR INC·Filed 1986·Granted Oct 20, 1987·53 cites·42 claims
- 1081USD364879SWork machine having endless ground engaging drive beltsCATERPILLAR INC·Filed 1993·Granted Dec 5, 1995·25 cites·1 claims
- 1178US4063464AAgricultural tractor transmissionCATERPILLAR TRACTOR CO·Filed 1975·Granted Dec 20, 1977·25 cites·9 claims
- 1273US5927412ACastering swing link for a track sub-assemblyCATERPILLAR INC·Filed 1997·Granted Jul 27, 1999·35 cites·17 claims
- 1368US5749423ABelted work machineCATERPILLAR INC·Filed 1995·Granted May 12, 1998·39 cites·3 claims
- 1466US6027185ARecoil and slack adjustment mechanism for an endless track chain of an undercarriage assemblyCATERPILLAR INC·Filed 1997·Granted Feb 22, 2000·29 cites·20 claims
- 1564US4955442ASteering mechanism for a vehicleCATERPILLAR INC·Filed 1989·Granted Sep 11, 1990·20 cites·15 claims
- 1653US4398617ARear axle-drawbar oscillation support systemCATERPILLAR TRACTOR CO·Filed 1981·Granted Aug 16, 1983·15 cites·7 claims
- 1751US6003614AHitch assembly providing articulation and oscillationCATERPILLAR INC·Filed 1997·Granted Dec 21, 1999·13 cites·20 claims
- 1847US5785395ACushioned roller for a belted undercarriageCATERPILLAR INC·Filed 1996·Granted Jul 28, 1998·14 cites·16 claims
- 1938USD462701SEngine enclosure for tracked feller-buncherCATERPILLAR INC·Filed 2000·Granted Sep 10, 2002·4 cites·1 claims
- 2038US4277964ADoor lockCATERPILLAR TRACTOR CO·Filed 1979·Granted Jul 14, 1981·8 cites·20 claims
- 2135US4071129ADoor hold-back apparatusCATERPILLAR TRACTOR CO·Filed 1976·Granted Jan 31, 1978·3 cites·16 claims
- 2232USD451933STracked feller-buncher upperCATERPILLAR INC·Filed 2000·Granted Dec 11, 2001·2 cites·1 claims
- 2330US6017288AFinal drive for a belted machineCATERPILLAR INC·Filed 1998·Granted Jan 25, 2000·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →