Average Co-Inventor Count = 3.79
ph-index = 5
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. Evonik Degussa Gmbh (6 from 1,242 patents)
2. Degussa Aktiengesellschaft (5 from 1,678 patents)
3. Evonik Operations Gmbh (3 from 608 patents)
4. Degussa - Huls Ag (2 from 148 patents)
5. Orion Engineered Carbons Gmbh (9 patents)
16 patents:
1. 12528704 - Silica with reduced tribo-charge for toner applications
2. 12330951 - Silica granules for thermal treatment
3. 11242259 - Method for producing silicic acid with variable thickening
4. 10280088 - Method for producing silicic acid with variable thickening
5. 8535633 - Process for the production of doped metal oxide particles
6. 8071070 - Titanium dioxide having a variable sintering stability
7. 8062622 - Titanium dioxide having increased sintering activity
8. 7862797 - Mixed oxide powder comprising alkali metal oxide, and silicone rubber comprising this powder
9. 7749322 - Aluminium oxide powder produced by flame hydrolysis and having a large surface area
10. 6872402 - Bactericidal silicon dioxide doped with silver
11. 6695907 - Dispersions containing pyrogenic oxides
12. 6613300 - Doped, pyrogenically prepared oxides
13. 6455455 - Silicon-aluminum mixed oxide
14. 6423331 - Bactericidal silicon dioxide doped with silver
15. 6328944 - Doped, pyrogenically prepared oxides