Joseph Frystak

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Aurora, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Guard for radiator blower units of machines
- Patent number 11,873,619
- Issue date Jan 16, 2024
- Caterpillar Inc.
- Andrew Thomas Jennrich
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Axle assembly drain plug guard for landfill compactor
- Patent number 11,396,977
- Issue date Jul 26, 2022
- Caterpillar Inc.
- Elias El Metennani
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Axle Assembly Drain Plug Guard For Landfill Compactor
- Publication number 20210180750
- Publication date Jun 17, 2021
- Caterpillar Inc.
- Elias El Metennani
- B60 - VEHICLES IN GENERAL