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Inventor

Ching-Hsiung Chang

Inventor
Chung-Ho City, Taipei Hsien, TW

Overview

1→
Patents
2002
Patent span
Performing operations
Primary field (CPC B)

Patents· 1 as inventor

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

B24Bprimary
B24BMachines, devices, or processes for grinding or polishing50%
G11BInformation storage based on relative movement between record carrier and transducer50%
PatentTitleYear
6,386,946'Repair machine for compact disk'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

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

Inventor activity

Assignee and location history derived from the patent record.

Locations
LocationPatentsSpan
Chung-Ho City, Taipei Hsien, TW12002