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. Nike, Inc. (2 from 15,185 patents)
2. Karsten Manufacturing Corporation (2 from 1,880 patents)
4 patents:
1. 12453907 - Golf club and golf club heads
2. 10960272 - Golf club and golf club heads
3. 9022880 - Golf clubs and golf club heads
4. 9005046 - Golf club head or other ball striking device with wear indicator