For the Inventor, By the Inventor

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Welshpool, Australia

Greystone Technologies Pty. Ltd.

USPTO Granted Patents = 3

CIPO Patents = 2

EPO Patents = 1

Forward Citations = 1

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5 inventors (with patents filed for the assignee):

Daryl Wheeler (2 out of 2 patents)

Nicholas Ryan Marchand (1 out of 31 patents)

Justin Wade Erwin (1 out of 2 patents)

4. Jeffery Ronald Clausen (1 out of 27 patents)

5. Timothy Donald Burns, Sr (1 out of 2 patents)

6. Jonathan Ryan Prill (25 patents)

7. Timothy Donald Burns (0 patent)

3 patents: Sort by Forward Citations

1. 9957961 - Concentric rotary fluid machine (2018-05-01),

2. 9394902 - Rotary fluid machine and associated method of operation (2016-07-19),

3. 9334736 - Rotary fluid machine operable as a motor or a pump (2016-05-10),

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USPTO Data Jan 1 1976 - Dec 30 2025

3 Patents

#3 in Welshpool

#1,367 in Australia

Welshpool, Australia

Greystone Technologies Pty. Ltd.

Forward Citations = 1

5 inventors:

Daryl Wheeler (2 out of 2 patents)

Nicholas Ryan Marchand (1 out of 31 patents)

Justin Wade Erwin (1 out of 2 patents)

4. Jeffery Ronald Clausen (1 out of 27 patents)

5. Timothy Donald Burns, Sr (1 out of 2 patents)

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