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. Other (2 from 832,843 patents)
2 patents:
1. 8680748 - Apparatus for use with an acoustic drum to produce electrical signals while muting the sound of the acoustic drum
2. 8358050 - Apparatus for use with an acoustic drum to produce electrical signals while muting the sound of the acoustic drum