Average Co-Inventor Count = 1.80
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. Other (2 from 832,812 patents)
3 patents:
1. 5494444 - Method of simulating flashcards for learning purposes
2. D324873 - Photography booth
3. 5072246 - Self photography booth and method