Average Co-Inventor Count = 7.00
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. Kabushiki Kaisha Toshiba (1 from 52,752 patents)
2. Tokyo Electron Limited (1 from 10,341 patents)
3. Tokyo Electron Sagami Limited (1 from 51 patents)
1 patent:
1. 5316472 - Vertical boat used for heat treatment of semiconductor wafer and