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Home › Inventors › Wen Tien Yeh
WY

Wen Tien Yeh

Overall (All Time): #2,230,202 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6283513 Locking device for a two-door unit of swinging type — 2001-09-04
5527074 Fire protection door lock having a heat sensitive safety device — 1996-06-18

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