Average Co-Inventor Count = 6.30
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. Dingtalk Holding (cayman) Limited (2 from 17 patents)
2. Alibaba Group Holding Limited (1 from 2,398 patents)
3 patents:
1. 11134048 - Communication and messaging system
2. 10587559 - Communication and messaging system
3. 10367779 - Method and client terminal for prompting instant communication message