Average Co-Inventor Count = 5.00
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 42,535 patents)
2. Hitachi Chemical Company, Ltd. (2 from 1,641 patents)
2 patents:
1. 5470996 - Pattern forming material and process for forming pattern using the same
2. 5118582 - Pattern forming material and process for forming pattern using the same