Average Co-Inventor Count = 1.56
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. Sumitomo Rubber Industries Limited (71 from 4,423 patents)
2. Dunlop Sports Company Limited (6 from 489 patents)
77 patents:
1. D1106370 - Golf club head
2. D1094610 - Golf club head
3. D1085300 - Head for a golf club
4. D1081869 - Head for a golf club
5. D1081876 - Weight for a golf club head
6. D1079866 - Golf club head
7. D1078895 - Golf club head
8. D1078887 - Golf club head
9. D1078898 - Golf club head
10. D1078891 - Golf club head
11. D1078894 - Golf club head
12. D1078896 - Golf club head
13. D1074885 - Golf club head
14. D1069952 - Golf club head
15. D1066539 - Head for a golf club