Inventor
Colleen C. Nagel
Inventor
Arden Hills, MN, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Sprimary
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests18%
Y10TTechnical subjects covered by former us classification15%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium12%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds12%
C09KMaterials for miscellaneous applications, not provided for elsewhere9%
A61BDiagnosis6%
B44CProducing decorative effects6%
C09JAdhesives6%
G01NInvestigating or analysing materials by determining their chemical or physical properties6%
G02BOptical elements, systems or apparatus6%
PatentTitleYear
7,025,847'Segmented sheeting and methods of making and using same'20066,958,179'Segmented sheeting and methods of making and using same'20055,498,549'Sensors and methods for sensing'19965,409,666'Sensors and methods for sensing'19954,971,725'Thermochromic double-complex salts'19904,834,909'Thermochromic double-complex salts'19894,826,774'Vapocheromic double-complex salts'19894,349,521'Ruthenium carbonylates, ruthenium carbonyl hydrides, osmium carbonylates and their preparation'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982Patents assigned to UNIV OHIO STATE RES FOUND (1)· patent assignee history
1982Based in St. Paul, MN, US· patent location history
1989–1996Patents assigned to MINNESOTA MINING & MFG (5)· patent assignee history
1989–2006Based in Arden Hills, MN, US· patent location history
2005–2006Patents assigned to 3M INNOVATIVE PROPERTIES CO (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MINNESOTA MINING & MFG | 5 | 1989–1996 |
| 3M INNOVATIVE PROPERTIES CO | 2 | 2005–2006 |
| UNIV OHIO STATE RES FOUND | 1 | 1982 |
Locations
| Location | Patents | Span |
|---|---|---|
| Arden Hills, Minnesota, US | 7 | 1989–2006 |
| St. Paul, Minnesota, US | 1 | 1982 |