Average Co-Inventor Count = 2.00
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. Emhart Industries, Inc. (1 from 595 patents)
2. True Temper Sports, Inc. (1 from 23 patents)
3. Swix Sport as (1 from 5 patents)
3 patents:
1. 5993328 - Golf club shaft
2. D411273 - Golf club shaft
3. 5685781 - Golf club shaft