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Chang Haiping patents

Chang Haiping is listed as an inventor on 28 patents in our database. Major assignees and classification codes are summarized below.

Inventor statistics
MetricValue
InventorChang Haiping
Total patents28
First publicationOct 10, 2017
Latest publicationDec 12, 2023

Notable patents

Publications ranked by popularity score, then publication date.

Recent patents

Latest publications not already listed above.

Major assignees

Companies most often associated with this inventor's publications.

Top assignees for this inventor
AssigneePatents
Citic Dicastal Co Ltd29
Citic Dicastal Co Ltd1

Top CPC classifications

Most common classification codes across this inventor's patents.

Top CPC codes for this inventor
CPCPatents
G01B5/00256
G01B5/00026
B21D53/306
B24B29/0055
G01B21/004