Average Co-Inventor Count = 1.00
ph-index = 3
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. Beifa Group Co., Ltd. (7 from 443 patents)
7 patents:
1. D857096 - Pen
2. D856421 - Pen
3. D846639 - Pen
4. D837880 - Pen
5. D837881 - Pen
6. D835718 - Pen
7. D829822 - Pen