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Inventor

Hsiu-Chuan Chang

Inventor
Taipei, TW

Overview

2→
Patents
1998–2020
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 as inventor

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

B01Dprimary
B01DSeparation50%
LOC0750%
PatentTitleYear
D0887768Food cooking equipment20205,746,913'Continuous sand filter'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998Based in Yeong-Ho City, Taipei Hsien, TW· patent location history
2020Patents assigned to PRESIDENT CHAIN STORE CORP (1)· patent assignee history
2020Based in Taipei, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PRESIDENT CHAIN STORE CORP12020
Locations
LocationPatentsSpan
Taipei, TW12020
Yeong-Ho City, Taipei Hsien, TW11998