For the Inventor, By the Inventor

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Sherbrooke, Canada

Aikawa Fiber Technologies Inc.

USPTO Granted Patents = 2

Trademarks = 5

Forward Citations = 5

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4 inventors (with patents filed for the assignee):

Mathieu Hamelin (1 out of 3 patents)

Ronald J DeFoe (1 out of 2 patents)

Robert William Gooding (1 out of 3 patents)

4. Jens O Heymer (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 12454793 - Refiner filling piece having variably coated bars (2025-10-28),

2. 11135532 - Rotor element and a rotor for a screening apparatus (2021-10-05),

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USPTO Data Jan 1 1976 - Dec 16 2025

2 Patents

#27 in Sherbrooke

#5,835 in Canada

Sherbrooke, Canada

Aikawa Fiber Technologies Inc.

Forward Citations = 5

4 inventors:

Mathieu Hamelin (1 out of 3 patents)

Ronald J DeFoe (1 out of 2 patents)

Robert William Gooding (1 out of 3 patents)

4. Jens O Heymer (1 out of 1 patent)

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