Average Co-Inventor Count = 14.33
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. China Tobacco Yunnan Industrial Co., Ltd (3 from 57 patents)
3 patents:
1. 11234456 - Modified carbon material and method for reducing carbonaceous material ignition temperature
2. 11178912 - Device capable of automatically igniting or heating a cigarette
3. 10568360 - Press puffing device