Average Co-Inventor Count = 2.67
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. Tandy Corporation (1 from 130 patents)
2. Phonetics, Inc. (1 from 5 patents)
2 patents:
1. D286289 - Computer housing
2. D282463 - Remote communication monitor and telephonic alarm