Average Co-Inventor Count = 3.76
ph-index = 11
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. Roger Cleveland Golf Company, Inc. (10 from 107 patents)
2. Callaway Golf Company (7 from 2,054 patents)
17 patents:
1. 7540810 - Putterhead with dual milled face pattern
2. 7452283 - Putterhead with dual milled face pattern
3. D544055 - Iron golf club head
4. D537894 - Golf club head
5. 7166039 - Putterhead with dual milled face pattern
6. D533913 - Putter head face
7. D533613 - Putter head face
8. D516650 - Iron-type golf club head
9. D508545 - Golf club head
10. D505172 - Golf club head
11. D500542 - Golf club head
12. D499160 - Golf club head
13. D498808 - Golf club head
14. D498809 - Golf club head
15. D496704 - Golf club head