Average Co-Inventor Count = 5.09
ph-index = 2
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. De La Rue International Limited (2 from 194 patents)
2 patents:
1. D582471 - Banknote sorter
2. D560711 - Banknote counter