Elizabeth J. Barnes

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Tucson, AZ, US

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Patents Grantslast 30 patents

Information Patent Grant
Track slider design for an electric rope shovel
- Patent number 12,187,365
- Issue date Jan 7, 2025
- Caterpillar Global Mining LLC
- Cristian Zaharia
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Track slider design for an electric rope shovel
- Patent number 12,077,228
- Issue date Sep 3, 2024
- Caterpillar Global Mining LLC
- Cristian Zaharia
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents

Information Patent Application
TRACK SLIDER DESIGN FOR AN ELECTRIC ROPE SHOVEL
- Publication number 20220348273
- Publication date Nov 3, 2022
- Caterpillar Global Mining Equipment LLC
- Cristian Zaharia
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
TRACK SLIDER DESIGN FOR AN ELECTRIC ROPE SHOVEL
- Publication number 20220348274
- Publication date Nov 3, 2022
- Caterpillar Global Mining Equipment LLC
- Cristian Zaharia
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING