Average Co-Inventor Count = 1.16
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. Drum Workshop, Inc. (31 from 98 patents)
2. Other (2 from 832,718 patents)
33 patents:
1. 11037536 - Direct drive percussion pedal system
2. 10943571 - Mini hi-hat pedal system
3. 10867589 - Percussion pedal system
4. 10832642 - Drum pedal with features for adjustment of chain or similar device
5. 10825430 - Drum pedal with adjustment features
6. 10737369 - Nut devices for instrument stand
7. 10699681 - Transportable drum kit
8. 10249272 - Percussion instrument with adjustable auxiliary device
9. 10152955 - Percussion pedal assembly
10. 9928815 - Drum pedal with interlocking features
11. 9721549 - Drum stand basket with spring adjustment and other features
12. 9640154 - Hi-hat pedal assembly
13. 9601096 - Cymbal holder with slotted threads and plunger
14. 9589546 - Drum pedal with adjustment features
15. 9472174 - Drum pedal with interlocking features