Average Co-Inventor Count = 8.00
ph-index = 5
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. (5 from 16,627 patents)
5 patents:
1. 5283087 - Plasma processing method and apparatus
2. 5256483 - Plasma processing method and apparatus
3. 5185179 - Plasma processing method and products thereof
4. 4987004 - Plasma processing method and apparatus
5. 4971667 - Plasma processing method and apparatus