Average Co-Inventor Count = 7.39
ph-index = 3
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. Ngk Insulators, Inc. (4 from 4,920 patents)
4 patents:
1. 6036775 - Single crystal-growing method and apparatus
2. 5961720 - Single crystal-growing apparatus
3. 5690734 - Single crystal growing method
4. 5603762 - Process and apparatus for the production of films of oxide type single