Average Co-Inventor Count = 1.43
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 (5 from 832,718 patents)
5 patents:
1. 10799807 - Board for use as a book page or puzzle with moving component that alters an illustration and exposes a sensor to activate a corresponding sound
2. 6712396 - Soft book
3. 6702331 - Foam book with concertina binding
4. 6616457 - Book cover for retaining objects and book incorporating it therein
5. 6390507 - Soft book