Average Co-Inventor Count = 6.00
ph-index = 2
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. Mitsubishi Denki Kabushiki Kaisha (2 from 21,351 patents)
2 patents:
1. 4377734 - Method for forming patterns by plasma etching
2. 4314874 - Method for forming a fine pattern of an aluminum film