Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5425677 | Play enclosure having visually stimulating lighting | Richard J. Petersheim | 1995-06-20 |
| 5405304 | Multiple pathway play apparatus for climbing and crawling | Richard J. Petersheim | 1995-04-11 |
| 5372550 | Play apparatus having inclined surfaces for sliding and climbing | Richard J. Petersheim, Mitchell R. Warren, Dana W. Ingold | 1994-12-13 |
| D342115 | Playground structure | Richard J. Petersheim | 1993-12-07 |
| D340274 | Climber | Richard J. Petersheim | 1993-10-12 |
| D340099 | Playhouse | Mitchell R. Warren | 1993-10-05 |
| D340100 | Play clock tower | — | 1993-10-05 |
| D339387 | Amusement driving unit | — | 1993-09-14 |
| 5167595 | Play apparatus having rotatable climbing member | Dana W. Ingold, Mitchell R. Warren | 1992-12-01 |