Average Co-Inventor Count = 2.09
ph-index = 4
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. Hoechst Celanese Corporation (5 from 1,194 patents)
2. Other (1 from 832,718 patents)
3. American Hoechst Corporation (1 from 233 patents)
4. Hoehst Celanese Corporation (1 from 1 patent)
8 patents:
1. 5565303 - Photosensitive printing plate developed by a peel-apart process
2. 5066568 - Method of developing negative working photographic elements
3. 4980271 - Developer compositions for lithographic printing plates with benzyl
4. 4786580 - Method of developing imaged diazo material with propanol containing
5. 4783395 - Desensitizing solution for lithographic printing plates
6. 4780396 - Organic solvent free developer compositions for lithographic plates
7. 4728597 - Desensitizing solution for lithographic printing plates
8. 4592992 - Developer compositions for lithographic plates