Average Co-Inventor Count = 3.00
ph-index = 2
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. Fisher-Price, Inc. (1 from 87 patents)
2. Optionexist Limited (1 from 1 patent)
2 patents:
1. 5854694 - Portable communication apparatus
2. 5748326 - Instant special effects electronic camera