Inventor
Bradley R. Ray
Inventor
Woodbury, MN, US
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus29%
B05DProcesses for applying fluent materials to surfaces, in general14%
B44CProducing decorative effects14%
B44FSpecial designs or pictures14%
G03GElectrography14%
B29DProducing particular articles from plastics or from substances in a plastic state7%
Y10TTechnical subjects covered by former us classification7%
PatentTitleYear
9,234,990'Exposed lens retroreflective article'20168,851,688'Exposed lens retroreflective article'20148,506,095'Protective overlay bearing a graphic and retroreflective articles comprising the overlay'20137,547,105'Prismatic retroreflective article with cross-linked image layer and method of making same'20095,910,388'Method of electrostatically printing image-enhancing particles and said particles'19995,753,392'Method of electrostatically printing image-enhancing particles and said particles'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–1999Patents assigned to MINNESOTA MINING & MFG (2)· patent assignee history
1998–2016Based in Woodbury, MN, US· patent location history
2009–2016Patents assigned to 3M INNOVATIVE PROPERTIES CO (4)· patent assignee history
2013–2014Patents assigned to RAY BRADLEY R (2)· patent assignee history
2013Patents assigned to BACON JR CHESTER A (1)· patent assignee history
2013Patents assigned to CHEESEBROW THOMAS G (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| 3M INNOVATIVE PROPERTIES CO | 4 | 2009–2016 |
| MINNESOTA MINING & MFG | 2 | 1998–1999 |
| RAY BRADLEY Rself | 2 | 2013–2014 |
| BACON JR CHESTER A | 1 | 2013 |
| CHEESEBROW THOMAS G | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Woodbury, Minnesota, US | 6 | 1998–2016 |