Average Co-Inventor Count = 3.00
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. American Bank Note Holographics, Inc. (2 from 31 patents)
2 patents:
1. 5003915 - Apparatus for printing and for forming a hologram on sheet material
2. 4933120 - Combined process of printing and forming a hologram