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Timothy N. Zier
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Oswego, IL, US
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last 30 patents
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Patent Grant
Guardrail with tapered vertical channel post
Patent number
9,963,854
Issue date
May 8, 2018
Caterpillar Inc.
Robert J. Madera
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
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Patent Application
Guardrail with Tapered Vertical Channel Post
Publication number
20170130424
Publication date
May 11, 2017
Caterpillar Inc.
Robert J. Madera
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING