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 High-tech Corporation (1 from 1,116 patents)
2. Mitsubishi Gas Chemical Company, Inc. (2,245 patents)
3. Agc Inc. (1,023 patents)
4. Daicel Corporation (638 patents)
5. Uacj Corporation (181 patents)
6. Uacj Foundry & Forging Corporation (1 patent)
1 patent:
1. 12283452 - Charged particle beam apparatus