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Inventor

Shu Kun Chang

Inventor
Evanston, IL, US

Overview

6→
Patents
2004–2010
Patent span
LOC
Primary field

Patents· 6 as inventor

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

LOC23primary
LOC2338%
LOC0725%
A61MDevices for introducing media into, or onto, the body13%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
PatentTitleYear
D0629488'Water filtration device'2010D0626621'Water treatment device'2010D0625772'Water treatment cartridge'2010D0625560'Water bottle'2010D0621219'Water bottle'20106,796,429'Transdermal/transmucosal patch packaging'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2010Patents assigned to 3M INNOVATIVE PROPERTIES CO (6)· patent assignee history
2004Based in Chicago, IL, US· patent location history
2010Based in Evanston, IL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
3M INNOVATIVE PROPERTIES CO62004–2010
Locations
LocationPatentsSpan
Evanston, Illinois, US52010
Chicago, Illinois, US12004