Average Co-Inventor Count = 2.00
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. Hoshino Gakki Co., Ltd. (2 from 153 patents)
2 patents:
1. D998031 - Electric guitar
2. D985045 - Electric guitar