For the Inventor, By the Inventor

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Hudsonville, MI, United States of America

Sand Therapeutic, Inc.

USPTO Granted Patents = 2

Forward Citations = 116

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4 inventors (with patents filed for the assignee):

Steven M Gronsman (1 out of 4 patents)

David J DeVries (1 out of 1 patent)

David G Goulooze (1 out of 1 patent)

4. Gary Gray (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 6367106 - Therapeutic support for the reduction of decubitus ulcers (2002-04-09),

2. 6159172 - Orthopedic seat with inflatable cells (2000-12-12),

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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#6 in Hudsonville, MI

#3,127 in Michigan

#92,642 in US

Hudsonville, MI, United States of America

Sand Therapeutic, Inc.

Forward Citations = 116

4 inventors:

Steven M Gronsman (1 out of 4 patents)

David J DeVries (1 out of 1 patent)

David G Goulooze (1 out of 1 patent)

4. Gary Gray (1 out of 1 patent)

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