Inventor
Chwan Huey Lim Chang
Inventor
Long Grove, IL, US
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A44Bprimary
A44BButtons, pins, buckles, slide fasteners, or the like50%
Y10TTechnical subjects covered by former us classification50%
PatentTitleYear
9,743,723'One-piece zipper puller'2017Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2017Patents assigned to CHANG CHWAN HUEY LIM (1)· patent assignee history
2017Patents assigned to CHU TUN-JEN (1)· patent assignee history
2017Patents assigned to COFFIELD TIMOTHY P (1)· patent assignee history
2017Patents assigned to ILLINOIS TOOL WORKS (1)· patent assignee history
2017Patents assigned to PONTAOE JOHN S (1)· patent assignee history
2017Based in Long Grove, IL, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHANG CHWAN HUEY LIMself | 1 | 2017 |
| CHU TUN-JEN | 1 | 2017 |
| COFFIELD TIMOTHY P | 1 | 2017 |
| ILLINOIS TOOL WORKS | 1 | 2017 |
| PONTAOE JOHN S | 1 | 2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Long Grove, Illinois, US | 1 | 2017 |