Average Co-Inventor Count = 4.61
ph-index = 4
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. (4 from 159 patents)
4 patents:
1. 7203288 - Intelligent routing of voice files in voice data management system
2. 6671567 - Voice file management in portable digital audio recorder
3. 6571211 - Voice file header data in portable digital audio recorder
4. 6038199 - Portable digital audio recorder with adaptive control configurations