Average Co-Inventor Count = 1.00
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. Joshua Morris Publishing, Inc. (1 from 6 patents)
2. Reader's Digest Children's Publishing, Inc. (1 from 5 patents)
2 patents:
1. 6234534 - Book with a sliding toy
2. 6073966 - Book with sliding toy