Average Co-Inventor Count = 5.00
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. Kabushiki Kaisha Toshiba (2 from 52,766 patents)
2 patents:
1. 7884020 - Polishing cloth and method of manufacturing semiconductor device
2. 7291188 - Polishing cloth and method of manufacturing semiconductor device