Average Co-Inventor Count = 1.85
ph-index = 2
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. Franklin Electronic Publishers, Incorporated (2 from 35 patents)
2. Franklin Electronics Publishers, Incorporated (1 from 2 patents)
4 patents:
1. 11758374 - Traveler's scale
2. 8311254 - Speaker system
3. D631465 - Sensing and speaking pen
4. 7747872 - Secure portable electronic reference device