Average Co-Inventor Count = 6.76
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. Lucent Technologies Inc. (6 from 9,364 patents)
2. At&t Bell Laboratories (2 from 3,345 patents)
8 patents:
1. D395306 - Telephone stand
2. D393858 - Telephone set
3. 5739481 - Speaker mounting system
4. D386496 - Telephone stand
5. D384658 - Telephone set
6. D384664 - Telephone stand
7. D320985 - Integrated answering machine
8. D319439 - Adjunct answering machine