Average Co-Inventor Count = 4.01
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 214 patents)
2. Ppg Industries Ohio, Inc. (7 from 1,742 patents)
3. Covestro (netherlands) B.v. (3 from 57 patents)
4. Covestro LLC (2 from 228 patents)
63 patents:
1. 12491704 - Multi-layered optical devices
2. 12473395 - Self-healing oligomers and the use thereof
3. 12428514 - Ethylenically unsaturated compounds, methods for their preparation, and the use thereof in coating compositions
4. 12319862 - Method for preparing a coated article
5. 12187852 - Ethylenically unsaturated oligomers, methods for their preparation, and the use thereof in coating compositions
6. 11358899 - Self-healing optical fibers and the compositions used to create the same
7. 11130912 - Alignment polymers
8. 10884288 - Polarizing article and method of forming a polarizing article
9. 10875833 - Alignment compounds
10. 10689317 - Methods of making fused ring compounds
11. 10619098 - Ultraviolet light absorbers
12. 10532997 - Photochromic compounds
13. 10532998 - Photochromic compounds
14. 10501446 - Photochromic compounds
15. 10145996 - Photochromic articles that include photochromic-dichroic materials