Average Co-Inventor Count = 1.82
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. Hoshino Gakki Co., Ltd. (4 from 153 patents)
4 patents:
1. 8967585 - Stand for musical instrument
2. 8058540 - Strap for musical instrument and method for adjusting length of strap belt
3. 7781656 - Strap connector and strap for musical instrument having strap connector
4. 7387048 - Pedal device