Average Co-Inventor Count = 5.36
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. Dictaphone Corporation. (2 from 159 patents)
2. Nice Systems Ltd. (1 from 149 patents)
3 patents:
1. RE41292 - Modular digital recording logger
2. 5819005 - Modular digital recording logger
3. 5396371 - Endless loop voice data storage and retrievable apparatus and method