Average Co-Inventor Count = 3.00
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. Norris Communications Corp. (2 from 4 patents)
2 patents:
1. 5842170 - Method for editing in hand held recorder
2. 5742737 - Method for recording voice messages on flash memory in a hand held