Average Co-Inventor Count = 2.86
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. International Standard Electric Corporation (2 from 747 patents)
2 patents:
1. 4315692 - Mask alignment for semiconductor processing
2. 3938173 - Optically coupled semiconductive switching devices