Average Co-Inventor Count = 1.25
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. Sanford Gmbh (5 from 386 patents)
5 patents:
1. 9096769 - Metallic ink composition and writing instrument containing same
2. 8846797 - Metallic ink composition and writing instrument containing same
3. 8617646 - Metallic ink composition and writing instrument containing same
4. 7297729 - Solvent system and ink made therefrom
5. 7135507 - Metallic ink and capillary marker