Average Co-Inventor Count = 2.18
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. Shimano Inc. (4 from 3,300 patents)
4 patents:
1. 8523096 - Dual-bearing reel
2. 6988684 - Handle assembly for fishing reel
3. 6293483 - Braking device for dual-bearing reel
4. 5906323 - Handle structure for dual-bearing reel