For the Inventor, By the Inventor

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Salt Lake City, UT, United States of America

Dsi Ground Support Inc.

USPTO Granted Patents = 3

Trademarks = 1

Forward Citations = 10

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5 inventors (with patents filed for the assignee):

Roland Walker (3 out of 6 patents)

Alexander I Wallstein (2 out of 6 patents)

Matthew S Slatter (1 out of 4 patents)

4. Tony Reschke (1 out of 2 patents)

5. Raymond Brandon (1 out of 4 patents)

3 patents: Sort by Forward Citations

1. 7802943 - Low profile mine roof support (2010-09-28),

2. 7690868 - Cable coupler having retained wedges (2010-04-06),

3. 7588394 - Low profile mine roof support (2009-09-15),

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USPTO Data Jan 1 1976 - Jan 20 2026

3 Patents

#359 in

#72,234 in

Salt Lake City, UT, United States of America

Dsi Ground Support Inc.

Forward Citations = 10

5 inventors:

Roland Walker (3 out of 6 patents)

Alexander I Wallstein (2 out of 6 patents)

Matthew S Slatter (1 out of 4 patents)

4. Tony Reschke (1 out of 2 patents)

5. Raymond Brandon (1 out of 4 patents)

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