For the Inventor, By the Inventor

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Sullivan, IL, United States of America

Hyrdo-gear Limited Partnership

USPTO Granted Patents = 1

Forward Citations = 2

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1 inventor (with patents filed for the assignee):

Thomas J Langenfeld (1 out of 95 patents)

1 patent: Sort by Forward Citations

1. 8499680 - Return to neutral device for a hydraulic apparatus (2013-08-06),

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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#3 in Sullivan, IL

#6,103 in Illinois

#133,964 in US

Sullivan, IL, United States of America

Hyrdo-gear Limited Partnership

Forward Citations = 2

1 inventor:

Thomas J Langenfeld (1 out of 95 patents)

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