Average Co-Inventor Count = 7.00
ph-index = 1
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. Hitachi, Ltd. (2 from 42,508 patents)
2 patents:
1. 6753048 - Material for liquid-crystal alignment film, liquid-crystal display element, process for its production and liquid-crystal display unit
2. 6720040 - Material for liquid-crystal alignment film, liquid-crystal display element, process for its production and liquid-crystal display unit