Average Co-Inventor Count = 2.67
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. Semiconductor Energy Laboratory Co., Ltd. (2 from 16,618 patents)
2 patents:
1. 8951894 - Plasma treatment apparatus, method for forming film, and method for manufacturing thin film transistor
2. 8729310 - Halogenated diarylamine compound and synthesis method thereof