Average Co-Inventor Count = 1.60
ph-index = 3
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. Wham-o Inc. (4 from 23 patents)
4 patents:
1. D509168 - Sports board for supporting a rider
2. D497651 - Toy for forming molded confectionary products
3. D481655 - Saucer sled
4. D473823 - Sled construction with pontoons