For the Inventor, By the Inventor

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Stillwater, MN, United States of America

The Spineology Group LLC

USPTO Granted Patents = 2

EPO Patents = 1

Forward Citations = 387

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5 inventors (with patents filed for the assignee):

Stephen D Kuslich (2 out of 22 patents)

Francis C Peterson (2 out of 37 patents)

Todd Bjork (1 out of 16 patents)

4. Rodney Rogstad (1 out of 1 patent)

5. Joseph E Gleason (1 out of 21 patents)

6. Steven J Wolfe (2 patents)

7. Leon J Grobler (0 patent)

2 patents: Sort by Forward Citations

1. 6620169 - Tools and method for processing and injecting bone graft (2003-09-16),

2. 6383188 - Expandable reamer (2002-05-07),

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USPTO Data Jan 1 1976 - Jan 6 2026

2 Patents

#11 in Stillwater, MN

#2,488 in Minnesota

#92,696 in US

Stillwater, MN, United States of America

The Spineology Group LLC

Forward Citations = 387

5 inventors:

Stephen D Kuslich (2 out of 22 patents)

Francis C Peterson (2 out of 37 patents)

Todd Bjork (1 out of 16 patents)

4. Rodney Rogstad (1 out of 1 patent)

5. Joseph E Gleason (1 out of 21 patents)

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