Average Co-Inventor Count = 1.33
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. Casio Keisanki Kabushiki Kaisha (2 from 434 patents)
2 patents:
1. D898799 - Digital camera
2. D807425 - Electronic calculator