Average Co-Inventor Count = 2.00
ph-index = 4
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. Other (3 from 833,002 patents)
2. Sky Fun 1, Inc. (1 from 1 patent)
4 patents:
1. 5655909 - Skydiving trainer windtunnel
2. 5573465 - Pendulum damper
3. 5527223 - Swing type amusement ride
4. 5267906 - Amusement ride