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Metamora, IL, United States of America

David L Lehman

USPTO Granted Patents = 5

Average Co-Inventor Count = 1.2

ph-index = 4

Forward Citations = 42(Granted Patents)

Company Filing History:

Caterpillar Inc.

Years Active: 1999-2005

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6883468 - Premixed fuel and gas method and apparatus for a compression ignition engine (2005-04-26),

2. 6625977 - Method and a system for removing particulates and toxic substances from an exhaust of an engine that use hydrocarbons as a fuel (2003-09-30),

3. 6564554 - Method and apparatus to control a turbocharger wastegate using exhaust pressure (2003-05-20),

4. 6474274 - Flywheel energy storage system for maintaining fan speed for cooling system (2002-11-05),

5. 5927390 - Radiator arrangement with offset modular cores (1999-07-27),

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