Inventor
Gerald L. Karel
Inventor
Maplewood, MN, US
Overview
Patents· 21 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Kprimary
G06KGraphical data reading20%
G08BSignalling systems, e.g. personal calling systems17%
G07FCoin-freed or like apparatus16%
G07GRegistering the receipt of cash, valuables, or tokens16%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes15%
H01QAntennas, i.e. radio aerials13%
G06FElectric digital data processing1%
G06VImage or video recognition or understanding1%
G08GTraffic control systems1%
PatentTitleYear
9,025,828'Methods and systems for enhancing read accuracy in an automated license plate reader system'20158,502,673'Applications for radio frequency identification systems'20138,006,902'Radio frequency identification systems applications'20118,002,182'System for processing financial transactions in a self-service library terminal'20117,728,732'Applications for radio frequency identification systems'20107,471,205'Applications for radio frequency identification systems'20087,270,268'Radio frequency identification systems applications'20077,123,151'Applications for radio frequency identification systems'20067,113,094'Applications for radio frequency identification systems'20067,044,373'Radio frequency identification systems applications'20066,816,075'Evidence and property tracking for law enforcement'20046,768,419'Applications for radio frequency identification systems'20046,750,777'Terminal for libraries and the like'20046,646,554'Identification tag with enhanced security'20036,542,070'Terminal for libraries and the like'20036,486,780'Applications for radio frequency identification systems'20026,448,886'Application for radio frequency identification systems'20026,424,262'Applications for radio frequency identification systems'20026,369,709'Terminal for libraries and the like'20026,232,870'Applications for radio frequency identification systems'20016,154,137'Identification tag with enhanced security'2000Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2000–2015Patents assigned to 3M INNOVATIVE PROPERTIES CO (20)· patent assignee history
2000–2015Based in Maplewood, MN, US· patent location history
2013–2015Patents assigned to KAREL GERALD L (2)· patent assignee history
2013Patents assigned to GARBER SHARON R (1)· patent assignee history
2015Patents assigned to DAHLIN THOMAS J (1)· patent assignee history
2015Patents assigned to FLEMING PATRICK R (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| 3M INNOVATIVE PROPERTIES CO | 20 | 2000–2015 |
| KAREL GERALD Lself | 2 | 2013–2015 |
| DAHLIN THOMAS J | 1 | 2015 |
| FLEMING PATRICK R | 1 | 2015 |
| GARBER SHARON R | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Maplewood, Minnesota, US | 21 | 2000–2015 |