Average Co-Inventor Count = 3.43
ph-index = 1
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. Hid Global Ireland Teoranta (6 patents)
3. Hid Cid Limited (1 patent)
2 patents:
1. 12023951 - Security sheet
2. 11084312 - Security sheet