Inventor · disambiguated record
Daniel J. Learned
Also filed as: LEARNED DANIEL J
6 granted patents·520 citations·filing 1994–1997
88Inventor score
Files withCATERPILLAR INC6
Top patents by PatentIndex Score
6 records- 0197US5522218ACombustion exhaust purification system and methodCATERPILLAR INC·Filed 1994·Granted Jun 4, 1996·280 cites·20 claims
- 0295US5611198ASeries combination catalytic converterCATERPILLAR INC·Filed 1994·Granted Mar 18, 1997·103 cites·19 claims
- 0385US5578277AModular catalytic converter and muffler for internal combustion engineCATERPILLAR INC·Filed 1995·Granted Nov 26, 1996·60 cites·19 claims
- 0480US6016653AAfter-injection combustion exhaust purification system and methodCATERPILLAR INC·Filed 1997·Granted Jan 25, 2000·34 cites·9 claims
- 0572US5829250ASeries combination catalytic converterCATERPILLAR INC·Filed 1996·Granted Nov 3, 1998·31 cites·19 claims
- 0649US5787708ACombustion exhaust purification system and method via high sac volume fuel injectorsCATERPILLAR INC·Filed 1997·Granted Aug 4, 1998·12 cites·17 claims
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