Average Co-Inventor Count = 6.86
ph-index = 2
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 42,485 patents)
2 patents:
1. 5173382 - Photosensitive composition containing water-soluble binder and aromatic
2. 5024920 - Process for forming a pattern using a photosensitive azide and a