Average Co-Inventor Count = 5.68
ph-index = 8
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 Aktiengesellschaft (8 from 6,662 patents)
2. Semiconductors Gmbh (1 from 4 patents)
3. Ayentis Research & Technologies Gmbh & Co Kg (1 from 1 patent)
10 patents:
1. 6638646 - Substituted poly(arylenevinylenes), process for their preparation, and their use in electroluminescent elements
2. 6414431 - Thin film electrode for planar organic light-emitting devices and method for its production
3. 6329082 - Hetero-spiro compounds and their use as electroluminescence materials
4. 5859211 - Conjugated polymers containing heterospiro atoms and their use as
5. 5856434 - Use of polymers containing isolated chromophores as electroluminescence
6. 5840217 - Spiro compounds and their use as electroluminescence materials
7. 5741921 - Conjugated polymers containing hetero-spiro atoms and their use as
8. 5728480 - Poly(4,5,9,10-tetrahydropyrene-2,7-diyl) derivatives and their use as
9. 5712361 - Conjugated polymers containing ANSA substructures and their use as
10. 5621131 - Conjugated polymers having spiro centers and their use as