Average Co-Inventor Count = 4.00
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. Ricoh Company, Ltd. (4 from 28,566 patents)
4 patents:
1. 10037547 - Grouping channels based on user activity
2. 9858601 - Grouping users based on user profiles
3. 9788079 - Generating enhanced advertisements based on user activity
4. 9172764 - Generating a platform for social interaction