Hubei
China
3
2024-03-28
The entities that hold a legal rights for patent applications filed by inventor Ding Li:
Li Ding from Hubei, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Direct current (DC) transformer error detection apparatus for pulsating harmonic signal
#2 | 2022-11-03Online analysis system and method for line loss of transmission line
#3 | 2021-11-04Device and method for detecting misconnection of electric meters
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