Average Co-Inventor Count = 3.95
ph-index = 7
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.
Company Filing History:
1. Playworld Systems, Inc. (12 from 21 patents)
2. Huna Designs Ltd. (3 from 3 patents)
16 patents:
1. D835224 - Climbable play sculpture
2. D821526 - Climbable play sculpture
3. D809619 - Climbable play sculpture
4. D792521 - Climbable block
5. D788858 - Climbable integral block formation
6. D728721 - Combined cord and seat support memebers
7. D565119 - Electronic game apparatus
8. D565121 - Electronic game apparatus
9. D565120 - Electronic game apparatus
10. D529106 - Exercise station
11. D528613 - Exercise station
12. D515151 - Exercise station
13. D500113 - Riding surface of an action sport ramp
14. D491995 - Riding surface of an action sport ramp
15. D483831 - Action sport ramp having ornamental side vents