For the Inventor, By the Inventor

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Woodstock, Canada

Timberjack, Inc.

USPTO Granted Patents = 28

CIPO Patents = 20

Forward Citations = 342

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27 inventors (with patents filed for the assignee):

Benjamin DiSabatino (8 out of 20 patents)

Allan J Wildey (6 out of 8 patents)

Ulf Bergquist (4 out of 4 patents)

4. Maurice Micacchi (3 out of 5 patents)

5. Eric J Hartsell (3 out of 5 patents)

6. Thomas E Johnson (3 out of 3 patents)

7. Leslie Mauchlen (2 out of 2 patents)

8. Calin L Raszga (2 out of 2 patents)

9. Jeffrey R Girard (2 out of 2 patents)

10. Marko Paakkunainen (1 out of 11 patents)

11. Henry J Stulen (1 out of 3 patents)

12. Steven J England (1 out of 1 patent)

13. Michael J Mathews (1 out of 2 patents)

14. Mikko J Ristolainen (1 out of 2 patents)

15. Terrence Robinson (1 out of 1 patent)

28 patents: Sort by Forward Citations

1. 7699081 - Felling head accumulator arm (2010-04-20),

2. 7481051 - Tree feller power management (2009-01-27),

3. 7412315 - Steering system for articulated vehicles (2008-08-12),

4. 7249457 - Hydraulic gravitational load energy recuperation (2007-07-31),

5. 7237584 - Butt plate for feller buncher (2007-07-03),

6. 7174932 - Felling head accumulator arm (2007-02-13),

7. 7165397 - Anti-stall pilot pressure control system for open center systems (2007-01-23),

8. 7007730 - Apparatus and method for severing a tree and reducing the tree stump (2006-03-07),

9. 7007727 - Disc saw felling head housing improvements (2006-03-07),

10. 6769343 - Tree felling disc saw tooth and blade construction (2004-08-03),

11. 6691752 - High rotation felling head mechanism (2004-02-17),

12. 6578610 - Automatic feller/buncher clamp control (2003-06-17),

13. 6557453 - Hydraulic boom control (2003-05-06),

14. 6374877 - Bar saw feller buncher and method of felling trees (2002-04-23),

15. 6176280 - Disc saw felling head chip path management construction (2001-01-23),

Timberjack, Inc. is a leading manufacturer of high-quality logging equipment. With over 50 years of experience, we provide innovative solutions to the forestry industry globally. Our range of products includes state-of-the-art forest machines, skidders, forwarders, and harvesters. We are committed to sustainability, efficiency, and durability in our machinery, ensuring our customers achieve optimal productivity while minimizing environmental impact. Visit our website to learn more about our products and how we can help you with your logging needs.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

28 Patents

#1 in Woodstock

#473 in Canada

#22,547 in the World

Woodstock, Canada

Timberjack, Inc.

Forward Citations = 342

27 inventors:

Benjamin DiSabatino (8 out of 20 patents)

Allan J Wildey (6 out of 8 patents)

Ulf Bergquist (4 out of 4 patents)

4. Maurice Micacchi (3 out of 5 patents)

5. Eric J Hartsell (3 out of 5 patents)

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