Average Co-Inventor Count = 4.61
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. Brookstone Company, Inc. (3 from 35 patents)
3 patents:
1. D487481 - Talking photograph album
2. D476579 - Talking multi-function alarm clock
3. D473720 - Talking photograph frame