Average Co-Inventor Count = 3.75
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. Harman International Industries, Inc. (2 from 1,930 patents)
2 patents:
1. 8325943 - Dual-coil, dual gap electromagnetic transducer with multiple channel amplifiers
2. D559242 - Audio component face