Average Co-Inventor Count = 3.83
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. Shimano Inc. (3 from 3,300 patents)
3 patents:
1. 10721923 - Dual-bearing reel
2. 10219501 - Dual-bearing reel
3. 10172338 - Dual-bearing reel