Assignee
LI QINGLAN
CN·2 granted patents·4 citations·filing 2008–2025
Top patents by PatentIndex Score
2 records- 0174USD1079935SIrrigatorLI QINGLAN·Filed 2025·Granted Jun 17, 2025·1 cites·1 claims
- 0265US8217659B2Method for on-line measurement of battery internal resistance, current operational module, and on-line measurement instrument for battery internal resistanceLI QINGLAN·Filed 2008·Granted Jul 10, 2012·3 cites·12 claims
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