Average Co-Inventor Count = 2.65
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. Bayer Corporation (11 from 1,008 patents)
2. Other (1 from 832,843 patents)
3. Union Carbide Chemicals & Plastics Technology Corporation (1 from 822 patents)
4. Miles Inc. (1 from 539 patents)
5. E.i. Dupont De Nemours and Company (16,338 patents)
6. Sun Chemical Corporation (589 patents)
14 patents:
1. 6410619 - Method for conditioning organic pigments
2. 6403797 - Process for the preparation of perylene pigments
3. 6224665 - Process for the preparation of highly chromatic perylene pigments
4. 6153764 - Process for the preparation of highly chromatic perylene pigments
5. 6143068 - Process for the preparation of highly chromatic perylene pigments
6. 6039769 - Process for the preparation of highly chromatic perylene pigments
7. 6015458 - Process for the preparation of highly chromatic perylene pigments
8. 5972099 - Process for preparing organic pigment compositions
9. 5728204 - Preparation of phthalocyanine-containing waterborne coating systems
10. 5713999 - Incorporation of pigment derivatives in quinacridone processes
11. 5496405 - Process for the preparation of organic pigments
12. 5491235 - Process for the preparation of organic pigments
13. 5236498 - Quinacridone solid solutions having unique styling applications
14. 5207954 - Method of making coreactable powdered coatings