LexDanaLexDanabeta
Inventor

Yu Hsun Hsuan

Inventor
Chung-Ho City, Taipei Hsien, TW

Overview

3→
Patents
2001–2004
Patent span
LOC
Primary field

Patents· 3 as inventor

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

LOC19primary
LOC1967%
B26FPerforating33%
PatentTitleYear
6,718,641'Hand operated punching assembly'2004D0458308'Punch'2002D0446816'Punch'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2002Based in Chung-Ho City, Taipei Hsien, TW· patent location history
2004Based in Taipei, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Locations
LocationPatentsSpan
Chung-Ho City, Taipei Hsien, TW22001–2002
Taipei, TW12004