Average Co-Inventor Count = 3.00
ph-index = 3
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. Ptt Global Chemical Public Company Limited (4 from 43 patents)
2. Ptt Public Company Limited (1 from 3 patents)
4 patents:
1. 12372308 - Microchannel heat exchanger
2. D908644 - Microchannel heat exchanger
3. D908101 - Microchannel heat exchanger
4. D908100 - Microchannel heat exchanger