Average Co-Inventor Count = 1.20
ph-index = 4
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. Suzuki Motor Corporation (2 from 1,418 patents)
2. Nippon Gakki Seizo Kabushiki Kaisha (2 from 841 patents)
4 patents:
1. 5802671 - Vibration-preventing device for a door in a vehicle
2. 5395084 - Cup holder for automobile
3. 4723468 - Electronic stringed instrument
4. 4501186 - Pickup device for stringed musical instrument