For the Inventor, By the Inventor

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Wilmington, DE, United States of America

Harnischfeger Technologies, Inc.

USPTO Granted Patents = 152

% Expired Patents = 14.5

CIPO Patents = 18

Trademarks = 8

Forward Citations = 1,144

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109 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

Vibration Monitoring

Digging Operation

Shovel Control

Fluid Conveyance

Dynamic Control

Counterweight System

Crawler Track

Monitoring Efficiency

Dipper Automation

Collision Detection

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 - Sep 29 2026

152 Patents

#43 in Wilmington, DE

#54 in Delaware

#2,591 in US

#5,358 in the World

Wilmington, DE, United States of America

Harnischfeger Technologies, Inc.

Forward Citations = 1,144

109 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)

Please report any incorrect information to [email protected]

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