Average Co-Inventor Count = 6.13
ph-index = 6
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. Transitions Optical, Inc. (9 from 213 patents)
2. Johnson and Johnson Vision Care, Inc. (4 from 882 patents)
3. Ut-battelle, Inc. (1 from 1,617 patents)
4. The Ex One Company (1 from 19 patents)
14 patents:
1. 11254617 - Indirect additive manufacturing process using amine-containing adhesive polymers
2. 9465234 - Photochromic materials having extended pi-conjugated systems and compositions and articles including the same
3. 9097916 - Photochromic materials having extended pi-conjugated systems and compositions and articles including the same
4. 9073838 - Method of making indeno-fused naphthol materials
5. 9028728 - Photochromic materials that include indeno-fused naphthopyrans
6. 8920928 - Photochromic compounds and compositions
7. 8765978 - Method of making indeno-fused naphthol materials
8. 8741188 - Ophthalmic devices comprising photochromic materials having extended pi-conjugated systems
9. 8647538 - Photochromic compounds having at least two photochromic moieties
10. 8535577 - Photochromic materials that include 6-amino substituted indeno-fused naphthopyrans
11. 8388872 - Photochromic materials having extended pi-conjugated systems and compositions and articles including the same
12. 8277699 - Photochromic materials that include 6-amino substituted indeno-fused naphthopyrans
13. 8158037 - Photochromic materials having extended pi-conjugated systems and compositions and articles including the same
14. 8147725 - Photochromic materials having extended pi-conjugated systems and compositions and articles including the same