For the Inventor, By the Inventor

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Wilmington, DE, United States of America

Harnischfeger Technologies, Inc.

USPTO Granted Patents = 152

CIPO Patents = 10

Trademarks = 9

Forward Citations = 1,130

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108 inventors (with patents filed for the assignee):

Joseph J Colwell (41 out of 51 patents)

Michael J Linstroth (22 out of 30 patents)

William J Hren (18 out of 24 patents)

4. Wesley P Taylor (17 out of 29 patents)

5. Jason Knuth (14 out of 19 patents)

6. MooYoung Lee (10 out of 14 patents)

7. Bernard W Pusheck (8 out of 8 patents)

8. Justin Zunker (8 out of 8 patents)

9. Richard Nicoson (7 out of 22 patents)

10. William Powers (7 out of 23 patents)

11. Matthew L Gross (7 out of 15 patents)

12. Mark Emerson (7 out of 10 patents)

13. Harvey J Kallenberger (7 out of 26 patents)

14. Michael J Rikkola (7 out of 11 patents)

15. Nicholas R Voelz (6 out of 17 patents)

Core Competencies:

Remote Monitoring

Industrial Machine Control

Vibration Monitoring

Mining Shovel Technology

Power Control Systems

Automated Control Systems

Crawler Track Innovations

Fluid Conveyance Systems

Predictive Analysis

Dipper Mechanisms

Dynamic Control Solutions

Gear Adjustment Mechanisms

152 patents: Sort by Forward Citations

1. 9971346 - Remote monitoring of machine alarms (2018-05-15),

2. 9957690 - Controlling a digging operation of an industrial machine (2018-05-01),

3. 9951571 - Gear backlash adjustment mechanism (2018-04-24),

4. 9945470 - Internal venting system for industrial machines (2018-04-17),

5. 9915053 - Dipper door trip assembly (2018-03-13),

6. 9910419 - System and method of synchronizing time between multiple systems (2018-03-06),

7. 9903090 - System and method for vibration monitoring of a mining machine (2018-02-27),

8. 9896819 - Extended reach crowd control for a shovel (2018-02-20),

9. 9890515 - Dipper door and dipper door trip assembly (2018-02-13),

10. 9869073 - Controlling the operation of an industrial machine based on wire rope dead wraps (2018-01-16),

11. 9811144 - Industrial machine having a power control system (2017-11-07),

12. 9809949 - Controlling crowd runaway of an industrial machine (2017-11-07),

13. 9809947 - Dipper for a mining shovel (2017-11-07),

14. 9809944 - Reel system within boom (2017-11-07),

15. 9784103 - Mining shovel with bushings at pin locations (2017-10-10),

Harnischfeger Technologies, Inc. is a leading global provider of advanced technological solutions. With a strong focus on innovation and precision, we design, manufacture, and distribute cutting-edge products across various industries. Our comprehensive range of offerings includes industrial machinery, automation systems, engineering services, and more. With a commitment to quality and customer satisfaction, we strive to exceed expectations and deliver superior results. Visit our website to learn more about our company and explore our wide range of products and services.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

152 Patents

#45 in Wilmington, DE

#58 in Delaware

#2,503 in US

#5,227 in the World

Wilmington, DE, United States of America

Harnischfeger Technologies, Inc.

Forward Citations = 1,130

108 inventors:

Joseph J Colwell (41 out of 51 patents)

Michael J Linstroth (22 out of 30 patents)

William J Hren (18 out of 24 patents)

4. Wesley P Taylor (17 out of 29 patents)

5. Jason Knuth (14 out of 19 patents)

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