Average Co-Inventor Count = 2.38
ph-index = 6
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. Callaway Golf Company (8 from 2,054 patents)
8 patents:
1. 10821333 - Golf club face insert
2. 10688349 - Golf club face insert
3. 9914040 - Vertical impact alignment aid for golf club heads
4. 9675864 - Vertical impact alignment aid for golf club heads
5. 9545547 - Putter with hinged face component
6. 9233281 - Iron-type golf club head
7. 8911304 - Weighted iron-type golf club head
8. 8821313 - Iron-type golf club head