Average Co-Inventor Count = 2.40
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 (1 from 273 patents)
2. Harley-davidson Motor Company (1 from 179 patents)
2 patents:
1. D521025 - Engine cylinder
2. D432546 - Portion of a motorcycle cylinder head