Average Co-Inventor Count = 1.33
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 Chemical Company, Ltd. (2 from 1,641 patents)
2. Hitachi Chemical Research Center, Inc. (2 from 38 patents)
2 patents:
1. 9018344 - Polymers for thin film coatings
2. 8772443 - Water soluble near infrared sensing polymers with low band gaps