Average Co-Inventor Count = 1.45
ph-index = 3
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 (11 from 4,428 patents)
11 patents:
1. D1024238 - Golf club head
2. D1023199 - Golf club head
3. D1023202 - Golf club head
4. D1008391 - Head for a golf club
5. D1001935 - Golf putter head
6. D995673 - Golf putter head
7. D994061 - Golf putter head
8. D986363 - Golf club head
9. D973804 - Golf club head
10. D973807 - Golf club head
11. D973811 - Golf club head