Average Co-Inventor Count = 3.30
ph-index = 5
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. Brookstone Purchasing, Inc. (6 from 125 patents)
6 patents:
1. 7367422 - System and method for providing passive noise reduction
2. 7195660 - Pillow with air filter
3. 7013722 - System and method for determining air pressure
4. 6993143 - Foldable headphones
5. D512708 - Headphones
6. D505871 - Pressure gauge