Assignee
SHEN HSIN DER
TW·3 granted patents·78 citations·filing 1988–1991
Top patents by PatentIndex Score
3 records- 0172US4872398AAir vent throat of indoor ventilating device capable of preventing noiseSHEN HSIN DER·Filed 1988·Granted Oct 10, 1989·31 cites·2 claims
- 0259US4922691ASeparator of vaporizing oil and smokeSHEN HSIN DER·Filed 1988·Granted May 8, 1990·24 cites·2 claims
- 0354US5171446APollutant emission control systemSHEN HSIN DER·Filed 1991·Granted Dec 15, 1992·23 cites·6 claims
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