Average Co-Inventor Count = 4.00
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. Verbatim Corporation (3 from 86 patents)
3 patents:
1. D527009 - Digital video disk
2. D526652 - Digital video disk
3. D525628 - Digital video disk