Average Co-Inventor Count = 5.00
ph-index = 4
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. Tencent (bvi) Limited (6 from 6 patents)
6 patents:
1. 8566404 - Instant messaging system and method
2. 8560939 - Instant messaging system and method
3. 8412785 - Instant messaging system and method
4. 8190181 - Instant messaging system and method
5. 8190182 - Instant messaging system and method
6. 7512407 - Instant messaging system and method