Average Co-Inventor Count = 1.32
ph-index = 13
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. (17 from 443 patents)
17 patents:
1. D641787 - Pen
2. D641411 - Pen
3. D641410 - Pen
4. D641402 - Pen
5. D628642 - Pen
6. D596230 - Pen
7. D586854 - Pen
8. D586853 - Pen
9. D581460 - Pen
10. D575821 - Pen
11. D569431 - Pen
12. D563469 - Pen
13. D562392 - Pen
14. D562393 - Pen
15. D559910 - Pen