Der-Young Shen

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Taoyuan Hsien, TW

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Patents Applicationslast 30 patents

Information Patent Application
Singlestage and multistage electromagnetic revolutionary piston pump
- Publication number 20050169777
- Publication date Aug 4, 2005
- Der-Young Shen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Sliding door and safety device thereof
- Publication number 20050146159
- Publication date Jul 7, 2005
- Der-Young Shen
- B60 - VEHICLES IN GENERAL
Information Patent Application
Pump
- Publication number 20050063841
- Publication date Mar 24, 2005
- Lee-Long Chen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...