LexDanaLexDanabeta
Inventor

Wu Lei-Jui

Inventor
Chang Hua Hsien, TW

Overview

1→
Patents
1999
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 1 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F16Kprimary
F16KValves50%
Y10TTechnical subjects covered by former us classification50%
PatentTitleYear
5,901,946'Ball valve seat'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999Based in Chang Hua Hsien, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Locations
LocationPatentsSpan
Chang Hua Hsien, TW11999