Average Co-Inventor Count = 13.00
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. Tokyo Electron Limited (1 from 10,341 patents)
2. Toshiba Ceramics Co., Ltd. (1 from 189 patents)
1 patent:
1. 6043468 - Carbon heater