Average Co-Inventor Count = 4.00
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 Chemical Company, Ltd. (3 from 1,641 patents)
3 patents:
1. 9012028 - Optical resin composition, optical resin material using the same, optical
2. 8859683 - Optical resin composition, optical resin material using the same, optical filter for image display device, and image display device
3. 8653200 - Optical resin composition, optical resin material using the same, optical filter for image display device, and image display device