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For the Inventor, By the Inventor

Tucson, AZ, United States of America

Caterpillar Global Mining LLC


USPTO Granted Patents = 96



Trademarks = 3

Forward Citations = 166

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198 inventors (with patents filed for the assignee):

goldMedal Carl Delbert Gilmore (10 out of 22 patents)

silverMedal David T Bienfang (8 out of 15 patents)

bronzeMedal Aruna Kinjarapu (7 out of 7 patents)

4.  James G Jamilosa (6 out of 8 patents)

5.  Gurbachan S Bumraw (5 out of 5 patents)

6.  Peter James Miller (5 out of 7 patents)

7.  Michael G Onsager (5 out of 8 patents)

8.  Robert M Weber (5 out of 13 patents)

9.  Michael W Haws (5 out of 5 patents)

10.  Cristian Zaharia (5 out of 5 patents)

11.  Vladimir A Korchagin (4 out of 4 patents)

12.  Jeanne Yaunke (4 out of 4 patents)

13.  Wayne George Chmiel (4 out of 4 patents)

14.  Igor Strashny (3 out of 33 patents)

15.  Jason J Trotnow (3 out of 3 patents)


Core Competencies:
Hydraulic Valve
Pump Control Shock Absorber
Dipper Handle Assembly
Walking System
Electric Rope Shovel
Automated Drilling Monitoring
Hydraulic Actuator
Payload Carrying Machine
Energy Storage System
Control System
Lubrication System
Mining Vehicle Assembly

96 patents:

1. 12486904 - Hydraulic valve (2025-12-02),
2. 12467549 - Pump control shock absorber (2025-11-11),
3. 12460395 - Liner plate mounting assembly (2025-11-04),
4. 12442153 - Dipper handle assembly (2025-10-14),
5. 12227918 - Dipper lattice frame and wearable structural liner (2025-02-18),
6. 12188202 - Walking system with replaceable wear surfaces (2025-01-07),
7. 12187365 - Track slider design for an electric rope shovel (2025-01-07),
8. 12139879 - Work machine dipper with improved dig and payload performance (2024-11-12),
9. 12077228 - Track slider design for an electric rope shovel (2024-09-03),
10. 12032350 - Multi-phase material blend monitoring and control (2024-07-09),
11. 12023769 - System and method for automated drilling activity monitoring (2024-07-02),
12. 11866905 - Linkage for arm assembly with reduced weld fatigue (2024-01-09),
13. 11866904 - Face shovel and method of operation (2024-01-09),
14. 11773563 - Dipper handle (2023-10-03),
15. 11753791 - Dipper handle assembly yoke having a transition portion distal end with angled orientation (2023-09-12),
Caterpillar Global Mining LLC is a renowned manufacturer of mining equipment and solutions. With a rich history spanning over a century, Caterpillar has established itself as a global leader in the mining industry. The company provides a comprehensive range of innovative and reliable mining machinery, including hydraulic excavators, wheel loaders, bulldozers, and off-highway trucks. Caterpillar Global Mining is committed to delivering cutting-edge technology and exceptional customer service to meet the evolving needs of mining operations worldwide. For more information, please visit their website.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

96 Patents

#7 in Tucson, AZ

#47 in Arizona

#3,781 in US

#7,812 in the World

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Tucson, AZ, United States of America

Caterpillar Global Mining LLC

Forward Citations = 166

198 inventors:

goldMedal Carl Delbert Gilmore (10 out of 22 patents)

silverMedal David T Bienfang (8 out of 15 patents)

bronzeMedal Aruna Kinjarapu (7 out of 7 patents)

4.  James G Jamilosa (6 out of 8 patents)

5.  Gurbachan S Bumraw (5 out of 5 patents)

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