Average Co-Inventor Count = 3.41
ph-index = 20
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. The Procter Gamble Company (40 from 17,164 patents)
2. Noxell Corporation (2 from 67 patents)
3. The Procter & Gamble (2 from 62 patents)
44 patents:
1. 9758469 - Process for the preparation of 2-substituted-1,4-benzenediamines and salts thereof
2. 9688609 - Telescoping synthesis of 2-methoxymethyl-P-phenylenediamine
3. 9309185 - Process for preparing primary intermediates for dyeing keratin fibers
4. 9216945 - Methods of synthesizing 2-substituted-1,4-benzenediamine
5. 9198838 - Porous, dissolvable solid substrate and surface resident coating comprising water sensitive actives
6. 9012691 - Process for preparing primary intermediates for dyeing keratin fibers
7. 8618326 - Methods of synthesizing 2-substituted-1,4-benzenediamine
8. 8592631 - Process for the preparation of 2-methoxymethy1-1,4-benzenediamine, its derivatives thereof and the salts thereof
9. 8002850 - Powdered hair coloring and bleaching compositions
10. 7491245 - Keratin dyeing compounds, keratin dyeing compositions containing them, and use thereof
11. 7468080 - Keratin dyeing compounds, keratin dyeing compositions containing them, and use thereof
12. 7351266 - Keratin dyeing compounds, keratin dyeing compositions containing them, and use thereof
13. 7331997 - Keratin dyeing compounds, keratin dyeing compositions containing them, and use thereof
14. 7306631 - Keratin dyeing compounds, keratin dyeing compositions containing them, and use thereof
15. 7303590 - Keratin dyeing compounds, keratin dyeing compositions containing them, and use thereof