Average Co-Inventor Count = 4.20
ph-index = 2
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. Harley-davidson Motor Company Group, LLC (2 from 273 patents)
2. Radio Sound, Inc. (1 from 5 patents)
2 patents:
1. 8447436 - Handlebar control system
2. 8139810 - Motorcycle speaker system