Inventor
Yueh-Hsun Chang
Inventor
Nantou County, TW
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Tprimary
Y10TTechnical subjects covered by former us classification24%
B23DPlaning12%
B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling12%
B27GAccessory machines or apparatus for working wood or similar materials12%
LOC0812%
B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding6%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds6%
C08JWorking-up6%
C08LCompositions of macromolecular compounds6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
PatentTitleYear
10,899,901Process for preparing thermoplastic elastomer foam and foamed article20217,475,622'Supporting device for mounting a protective cover to shield a cutting blade of a cutting machine'20097,302,878'Protective cover device for a sawing machine'20076,988,439'Cutting apparatus with a light-emitting unit for alignment of a workpiece'20066,820,528'Cutting apparatus with a position adjustable light-emitting unit'2004D0454770'Handle'20026,076,432'Reversible ratchet screwdriver'2000D0420559'Handgrip for a screwdriver'2000Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2000Patents assigned to CHANG YUEH (1)· patent assignee history
2000–2002Based in Taichung, TW· patent location history
2004–2009Patents assigned to P & F BROTHER IND CORP (4)· patent assignee history
2004–2009Based in Nantou County, TW· patent location history
2021Patents assigned to NIKE INC (1)· patent assignee history
2021Based in Portland, OR, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| P & F BROTHER IND CORP | 4 | 2004–2009 |
| CHANG YUEHself | 1 | 2000 |
| NIKE INC | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Nantou County, TW | 4 | 2004–2009 |
| Taichung, TW | 3 | 2000–2002 |
| Portland, OR, US | 1 | 2021 |