Average Co-Inventor Count = 3.00
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. Jeol Ltd. (3 from 803 patents)
2. Japan Display Inc. (1 from 5,670 patents)
4 patents:
1. 11404239 - Sample plate holder
2. 11322331 - Charged particle beam apparatus
3. 11217422 - Charged particle beam system and method of measuring sample using scanning electron microscope
4. 10354593 - Display apparatus