Average Co-Inventor Count = 4.05
ph-index = 10
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. (51 from 213 patents)
2. Ppg Industries Ohio, Inc. (7 from 1,738 patents)
3. Covestro LLC (2 from 228 patents)
4. Covestro (netherlands) B.v. (1 from 55 patents)
61 patents:
1. 12428514 - Ethylenically unsaturated compounds, methods for their preparation, and the use thereof in coating compositions
2. 12319862 - Method for preparing a coated article
3. 12187852 - Ethylenically unsaturated oligomers, methods for their preparation, and the use thereof in coating compositions
4. 11358899 - Self-healing optical fibers and the compositions used to create the same
5. 11130912 - Alignment polymers
6. 10884288 - Polarizing article and method of forming a polarizing article
7. 10875833 - Alignment compounds
8. 10689317 - Methods of making fused ring compounds
9. 10619098 - Ultraviolet light absorbers
10. 10532997 - Photochromic compounds
11. 10532998 - Photochromic compounds
12. 10501446 - Photochromic compounds
13. 10145996 - Photochromic articles that include photochromic-dichroic materials
14. 10005763 - Photochromic compounds
15. 10000472 - Photochromic compounds