Average Co-Inventor Count = 2.03
ph-index = 103
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 (333 from 2,054 patents)
2. Acushnet Company (18 from 3,561 patents)
3. Topgolf Callaway Brands Corp. (5 from 274 patents)
4. Gallaway Golf Company (1 from 2 patents)
5. Callaway Golf Club (1 from 1 patent)
358 patents:
1. D1102541 - Surface pattern applied to a striking face for a putter golf club head
2. D1099236 - Surface pattern applied to a putter golf club head
3. 12434116 - Putter with improved construction and alignment
4. D1091734 - Surface pattern applied to a putter golf club head
5. D1086335 - Putter golf club head
6. D1085297 - Putter golf club head
7. D1078903 - Divot repair tool
8. D1077107 - Putter golf club head
9. 12303747 - Putter with bi-material shaft
10. D1074886 - Putter golf club head
11. D1074891 - Putter golf club head
12. D1069004 - Divot repair tool
13. D1068996 - Golf club grip
14. D1068994 - Golf club grip
15. D1068995 - Golf club grip