Growing community of inventors

Grinnell, IA, United States of America

Paul W Ahrens

Average Co-Inventor Count = 1.05

ph-index = 9

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 212

Paul W AhrensLarry D Kunce (1 patent)Paul W AhrensRandy R Juhl (1 patent)Paul W AhrensWayne E Katzer (1 patent)Paul W AhrensPaul W Ahrens (15 patents)Larry D KunceLarry D Kunce (1 patent)Randy R JuhlRandy R Juhl (1 patent)Wayne E KatzerWayne E Katzer (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Miracle Recreation Equipment Company (15 from 44 patents)


15 patents:

1. 4932648 - Playground slide

2. 4893807 - Playground slide

3. 4811943 - Playground slide

4. 4487411 - Playground tube slide

5. 4484738 - Playground deck

6. 4447055 - Playground equipment with wooden timbers having internal fasteners

7. 4379551 - Playground tube slide

8. 4369965 - Playground climber and slide

9. 4348188 - Playground design kit and method of using the same

10. 4341377 - Seesaw

11. 4296923 - Playground swing

12. 4286781 - Playground merry-go-round

13. D260109 - Swing

14. D260028 - Playground merry-go-round

15. D259652 - Playground swing

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idiyas.com
as of
12/19/2025
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