Average Co-Inventor Count = 1.22
ph-index = 6
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. (16 from 153 patents)
2. Hoshino Gakki Mfg. Co., Ltd. (3 from 13 patents)
19 patents:
1. 12046220 - Marching carrier
2. 10789916 - Snare drum
3. 10565968 - Snare wire attachment structure and snare drum
4. 10283096 - Drum mounting device and drum
5. 9812101 - Cymbal attachment and hi-hat stand
6. 9269337 - Drum mounting device and drum
7. 9208761 - Musical instrument tilter and cymbal stand
8. 9099061 - Drum stand
9. 9093051 - Spiked leg, musical instrument, and musical instrument stand
10. 9024163 - Drum supporting device and drum
11. 8420919 - Drum coupling system
12. 8017846 - Strainer and snare drum
13. 7741550 - Strainer system of snare drum and snare drum with the strainer system
14. 7629526 - Cymbal holder and cymbal stand
15. 7554024 - Marching carrier