Average Co-Inventor Count = 4.50
ph-index = 3
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. Altec Lansing, a Division of Plantronics, Inc. (3 from 20 patents)
3 patents:
1. D573979 - Speaker system
2. D571749 - Portable video system
3. D564497 - Set of portable speakers