Average Co-Inventor Count = 3.53
ph-index = 3
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. 3com Corporation (1 from 1,438 patents)
2. American Power Conversion Corporation (1 from 328 patents)
3. Nbx Corporation (1 from 1 patent)
3 patents:
1. 6130944 - Multi-position telephone unit
2. D411981 - Electrical surge protector unit for desk top products
3. D403321 - Telephone console