Average Co-Inventor Count = 3.13
ph-index = 5
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. American Power Conversion Corporation (7 from 328 patents)
7 patents:
1. 7019954 - Universal surge protector for notebook computer
2. D493772 - Powershield
3. 6556410 - Universal surge protector for notebook computers
4. D463363 - Power supply
5. D445403 - Surge protector
6. D439562 - Surge protector
7. D433386 - Transient voltage surge suppressor