Average Co-Inventor Count = 2.40
ph-index = 1
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. D'addario & Company, Inc. (2 from 43 patents)
2 patents:
1. 10688681 - Flame-treated drum and method of treatment
2. 10210850 - Flame-treated drumstick