Inventor
Fred W. Kreiner
Inventor
Boulder, CO, US
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A63Bprimary
A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing100%
PatentTitleYear
5,368,533'Quadrilateral exercise apparatus'1994Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1994Patents assigned to FITTRAXX (1)· patent assignee history
1994Based in Boulder, CO, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FITTRAXX | 1 | 1994 |
Locations
| Location | Patents | Span |
|---|---|---|
| Boulder, CO, US | 1 | 1994 |