TREA

Lawrence D. Spaulding

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  • Naperville, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Composite cylinder housing and process
    • Patent number 4,726,334
    • Issue date Feb 23, 1988
    • Amoco Corporation
    • Matthew W. Holtzberg
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Composite push rod and process
    • Patent number 4,453,505
    • Issue date Jun 12, 1984
    • Standard Oil Company (Indiana)
    • Matthew W. Holtzberg
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Composite piston and process
    • Patent number 4,440,069
    • Issue date Apr 3, 1984
    • Standard Oil Corporation (Indiana)
    • Matthew W. Holtzberg
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Composite timing gears and process
    • Patent number 4,433,964
    • Issue date Feb 28, 1984
    • Standard Oil Company
    • Matthew W. Holtzberg
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Composite valve and process
    • Patent number 4,433,652
    • Issue date Feb 28, 1984
    • Standard Oil Company
    • Matthew W. Holtzberg
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Composite piston ring and process
    • Patent number 4,432,925
    • Issue date Feb 21, 1984
    • Standard Oil Company, (Indiana)
    • Matthew W. Holtzberg
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Composite valve spring retainer and process
    • Patent number 4,432,311
    • Issue date Feb 21, 1984
    • Standard Oil Company (Indiana)
    • Matthew W. Holtzberg
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Composite wrist pin and process
    • Patent number 4,430,906
    • Issue date Feb 14, 1984
    • Standard Oil Company (Indiana)
    • Matthew W. Holtzberg
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Composite rocker arm and process
    • Patent number 4,430,969
    • Issue date Feb 14, 1984
    • Standard Oil Company (Indiana)
    • Matthew W. Holtzberg
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS