Average Co-Inventor Count = 3.00
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. Sulphco, Inc. (1 from 9 patents)
2. Ykk Corporation (1,384 patents)
3. Steve Hung-Mou Lu (0 patent)
4. Teh Fu Yen (0 patent)
5. Hai Mei (0 patent)
1 patent:
1. 6402939 - Oxidative desulfurization of fossil fuels with ultrasound