Inventor
Tzu-Li J. Huang
Inventor
Woodbury, MN, US
Overview
13→
Patents
1988–2009
Patent span
General tagging of new technological developments
Primary field (CPC Y)
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Tprimary
Y10TTechnical subjects covered by former us classification22%
G02BOptical elements, systems or apparatus15%
B29CShaping or joining of plastics11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds6%
C09DCoating compositions, e.g. paints, varnishes or lacquers6%
E01FAdditional work, such as equipping roads or the construction of platforms, helicopter landing stages, signs, snow fences, or the like6%
C08JWorking-up4%
C09KMaterials for miscellaneous applications, not provided for elsewhere4%
B05DProcesses for applying fluent materials to surfaces, in general2%
PatentTitleYear
7,568,807'Flexible cube-corner retroreflective sheeting'20097,185,993'Flexible cube-corner retroflective sheeting'20076,352,758'Patterned article having alternating hydrophilic and hydrophobic surface regions'20026,350,035'Flexible cube-corner retroreflective sheeting'20026,265,061'Retroflective articles including a cured ceramer composite coating having abrasion and stain resistant characteristics'20016,132,861'Retroreflective articles including a cured ceramer composite coating having a combination of excellent abrasion, dew and stain resistant characteristics'20005,988,820'Flexible cube-corner retroreflective sheeting'19995,962,108'Retroreflective polymer coated flexible fabric material and method of manufacture'19995,939,182'Polymeric article having improved hydrophilicity and a method of making the same'19995,820,978'Durability improved colloidal silica coating'19985,450,235'Flexible cube-corner retroreflective sheeting'19955,117,304'Retroreflective article'19924,755,425'Retroreflective sheet coated with silica layer'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–1999Patents assigned to MINNESOTA MINING & MFG (6)· patent assignee history
1988–2009Based in Woodbury, MN, US· patent location history
1999–2009Patents assigned to 3M INNOVATIVE PROPERTIES CO (6)· patent assignee history
2000Patents assigned to 3M INNOVATIVES PROPERTIES COMP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| 3M INNOVATIVE PROPERTIES CO | 6 | 1999–2009 |
| MINNESOTA MINING & MFG | 6 | 1988–1999 |
| 3M INNOVATIVES PROPERTIES COMP | 1 | 2000 |
Locations
| Location | Patents | Span |
|---|---|---|
| Woodbury, Minnesota, US | 13 | 1988–2009 |