Average Co-Inventor Count = 2.57
ph-index = 2
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. (3 from 284 patents)
3 patents:
1. D1062946 - Iron-type golf club head
2. D1048262 - Iron-type golf club head
3. D1046038 - Golf club head