Forward Citations = 11

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2 inventors (with patents filed for the assignee):

Maurice K LeBegue (2 out of 6 patents)

Ronald W Keen (1 out of 2 patents)

2 patents: Sort by Forward Citations

1. 5921632 - Method and apparatus for extending the cutter drum of a boring machine (1999-07-13),

2. 5507565 - Method and apparatus for suppressing dust and frictional ignition on a (1996-04-16),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

2 Patents

#2 in Bluefield, WV

#101 in West Virginia

#94,841 in US

Bluefield, WV, United States of America

Eimco Coal Machinery, Inc.

Forward Citations = 11

2 inventors:

Maurice K LeBegue (2 out of 6 patents)

Ronald W Keen (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Eimco Coal Machinery, Inc.. Retrieved from https://idiyas.com/company/eimco-coal-machinery

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]