Average Co-Inventor Count = 4.00
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. Nec Corporation (2 from 35,670 patents)
2 patents:
1. 8179523 - Photomask mounting/housing device and resist inspection method and resist inspection apparatus using same
2. 8009285 - Photomask mounting/housing device and resist inspection method and resist inspection apparatus using same