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For the Inventor, By the Inventor

Tucson, AZ, United States of America

Caterpillar Global Mining LLC


USPTO Granted Patents = 101

% Expired Patents = 18.8


Trademarks = 3

Forward Citations = 188

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165 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 (7 out of 9 patents)

5.  Igor Strashny (5 out of 49 patents)

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

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

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

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

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

11.  Cristian Zaharia (5 out of 5 patents)

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

13.  Jeanne Yaunke (4 out of 4 patents)

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

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


Core Competencies:
Hitch Assembly
Hydraulic Valve
Dipper Handle
Automated Drilling
Walking System
Payload Performance
Control System
Energy Management
Track Slider
Multi-Capacity Cylinder
Void Protection
Excavator Bucket

101 patents:

1. 12723365 - Bearing assembly for driveshafts of draglines (2026-09-01),
2. 12692978 - Fluid distribution assembly (2026-07-28),
3. 12662798 - Apparatus for operating a machine work tool (2026-06-23),
4. 12529204 - Hitch assembly for bucket (2026-01-20),
5. 12497750 - Pivoting pinned connection for a rope shovel bucket (2025-12-16),
6. 12486904 - Hydraulic valve (2025-12-02),
7. 12467549 - Pump control shock absorber (2025-11-11),
8. 12460395 - Liner plate mounting assembly (2025-11-04),
9. 12442153 - Dipper handle assembly (2025-10-14),
10. 12227918 - Dipper lattice frame and wearable structural liner (2025-02-18),
11. 12188202 - Walking system with replaceable wear surfaces (2025-01-07),
12. 12187365 - Track slider design for an electric rope shovel (2025-01-07),
13. 12139879 - Work machine dipper with improved dig and payload performance (2024-11-12),
14. 12077228 - Track slider design for an electric rope shovel (2024-09-03),
15. 12032350 - Multi-phase material blend monitoring and control (2024-07-09),
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 - Sep 15 2026

101 Patents

#7 in Tucson, AZ

#44 in Arizona

#3,751 in US

#7,701 in the World

Tucson, AZ (US)
Tucson, AZ, United States of America

Caterpillar Global Mining LLC

Forward Citations = 188

165 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 (7 out of 9 patents)

5.  Igor Strashny (5 out of 49 patents)

Please report any incorrect information to [email protected]
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