Average Co-Inventor Count = 2.67
ph-index = 4
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. Polk Audio, LLC (1 from 33 patents)
2. Carmanah Technologies Corporation (1 from 13 patents)
3. Smart Products and Inventions, Inc. (1 from 2 patents)
4 patents:
1. D718739 - Square speaker
2. 7908681 - Plungers and devices for storing plumbing tools
3. D630577 - Post-mounted solar power housing
4. D552077 - Headphone