Average Co-Inventor Count = 1.33
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 (4 from 832,880 patents)
4 patents:
1. 11398993 - Two-part messaging with specified delay
2. 6130666 - Self-contained pen computer with built-in display
3. 5490675 - Game set and storage system
4. 5413352 - Self-setting game board device