TREA

Joshua A. Lehe

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  • West Lafayette, IN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Breather for crankcase ventilation system
    • Patent number 12,168,945
    • Issue date Dec 17, 2024
    • Caterpillar Inc.
    • Rodney Allen Lawrence
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Pre-heated crankcase ventilation system architecture
    • Patent number 11,946,397
    • Issue date Apr 2, 2024
    • Caterpillar Inc.
    • Rodney Allen Lawrence
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Crankcase ventilation system architecture
    • Patent number 11,867,099
    • Issue date Jan 9, 2024
    • Caterpillar Inc.
    • Rodney Allen Lawrence
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Crankcase ventilation system
    • Patent number 11,319,845
    • Issue date May 3, 2022
    • Caterpillar Inc.
    • Rodney A. Lawrence
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES