Assignee
XU SHENGHENG
2 granted patents·13 citations·filing 2002–2004
Top patents by PatentIndex Score
2 records- 0154US7082779B2Geothermal heat accumulator and air-conditioning using itXU SHENGHENG·Filed 2002·Granted Aug 1, 2006·12 cites·12 claims
- 0239US7685832B2Energy picking-up system by using water of river, lake, and sea as low-grade energy sourceXU SHENGHENG·Filed 2004·Granted Mar 30, 2010·1 cites·10 claims
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