Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372550 | Play apparatus having inclined surfaces for sliding and climbing | James F. Gleeson, Richard J. Petersheim, Mitchell R. Warren | 1994-12-13 |
| D340498 | Play equipment including a horizontal cylinder for crawling | Mitchell R. Warren | 1993-10-19 |
| D340101 | Combined slide and climber | Richard J. Petersheim | 1993-10-05 |
| 5167595 | Play apparatus having rotatable climbing member | James F. Gleeson, Mitchell R. Warren | 1992-12-01 |