Average Co-Inventor Count = 3.79
ph-index = 1
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. Rakuten Kobo Inc. (2 from 64 patents)
2. Kobo Incorporated (2 from 7 patents)
4 patents:
1. 9619451 - System and method for transferring annotated versions of E-books
2. 9454756 - System and method for implementing option-based transfers of acquired digital content items
3. 9232017 - Systems and methods for managing profiles
4. 8478757 - Systems and methods for managing profiles