Average Co-Inventor Count = 3.25
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. Topgolf Callaway Brands Corp. (11 from 291 patents)
2. Callaway Golf Company (2 from 2,054 patents)
13 patents:
1. D1068010 - Putter head
2. D1067349 - Putter head
3. D1065393 - Putter head
4. D1065394 - Putter head
5. D1062954 - Putter head
6. D1062955 - Putter head
7. D1059519 - Putter head
8. D1054514 - Putter head
9. D1050316 - Putter head
10. D1042693 - Putter head
11. D1001933 - Putter head
12. D723124 - Golf training aid
13. D720827 - Golf training aid