Average Co-Inventor Count = 4.91
ph-index = 5
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. Acushnet Company (5 from 3,597 patents)
5 patents:
1. D631111 - Golf club head
2. D602103 - Iron golf club head
3. D601651 - Iron golf club head cavity
4. D601215 - Iron golf club head
5. D591816 - Sole of a club head