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For the Inventor, By the Inventor

Tokoroa, New Zealand

Waratah Nz Limited


USPTO Granted Patents = 13



Forward Citations = 40

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24 inventors (with patents filed for the assignee):

goldMedal Justyn Peter Smythe (8 out of 9 patents)

silverMedal Alex James Stevenson (5 out of 6 patents)

bronzeMedal Peter Quirke (5 out of 5 patents)

4.  Brett James Kaye (3 out of 5 patents)

5.  Douglas Craig Swinyard (1 out of 5 patents)

6.  Michael Boys (1 out of 3 patents)

7.  Eugene Stytsenko (1 out of 3 patents)

8.  Paul Gambie (1 out of 1 patent)

9.  Paul David Harris (1 out of 2 patents)

10.  Paul Gamble (1 out of 1 patent)

11.  Russell John Petherick (1 out of 1 patent)

12.  Eberhard Juergen Deuss (1 out of 1 patent)

13.  Frederic Lecarpentier (1 out of 1 patent)

14.  Michael Kenneth Andrews (1 out of 1 patent)

15.  Clinton Charles Marriage (1 patent)


13 patents:

1. 10485189 - Timber-working device and method of operation (2019-11-26),
2. 10321638 - System, device, and method for processing a length of material (2019-06-18),
3. 10238045 - Timber-working device and timing link for same (2019-03-26),
4. 9999180 - Timber-working head and method of operation (2018-06-19),
5. 9554524 - Delimb knife with integrated side blades (2017-01-31),
6. 8499803 - Protective routing of delimb cylinder hosing (2013-08-06),
7. D656521 - Harvesting head saw section housing (2012-03-27),
8. D648756 - Harvesting head saw section housing (2011-11-15),
9. 8002004 - Delimb arm cam stop (2011-08-23),
10. 7938154 - Timber-working head with feed wheel adaptor plate (2011-05-10),
11. D618709 - Harvesting head (2010-06-29),
12. D618708 - Harvesting head (2010-06-29),
13. 7603904 - Method and apparatus for assessing or predicting the characteristics of wood (2009-10-20),
Waratah Nz Limited is a leading provider of forestry products in New Zealand. With over 130 years of experience in the industry, we specialize in manufacturing and supplying a wide range of fencing and forestry equipment. Our products are known for their quality, durability, and innovation, making us a trusted partner for forestry professionals nationwide.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 9 2025

13 Patents

#1 in Tokoroa

#58 in New Zealand

#43,615 in the World

...
Tokoroa, New Zealand

Waratah Nz Limited

Forward Citations = 40

24 inventors:

goldMedal Justyn Peter Smythe (8 out of 9 patents)

silverMedal Alex James Stevenson (5 out of 6 patents)

bronzeMedal Peter Quirke (5 out of 5 patents)

4.  Brett James Kaye (3 out of 5 patents)

5.  Douglas Craig Swinyard (1 out of 5 patents)

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