Inventor
Stephen K. Decker
Inventor
Lake Oswego, OR, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Tprimary
G06TImage data processing or generation, in general24%
H04NPictorial communication, e.g. television16%
G07DHandling of coins or valuable papers, e.g. testing, sorting by denominations, counting, dispensing, changing or depositing10%
G03HHolographic processes or apparatus8%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes8%
G07FCoin-freed or like apparatus8%
G06KGraphical data reading6%
G06VImage or video recognition or understanding6%
A63HToys, e.g. tops, dolls, hoops or building blocks2%
B29CShaping or joining of plastics2%
PatentTitleYear
8,355,526'Digitally watermarking holograms'20137,684,623'Pattern recognition of objects in image streams'20107,587,066'Method for detecting fraud in a value document such as a check'20097,561,714'Reversible watermarking'20097,502,759'Digital watermarking methods and related toy and game applications'20097,151,854'Pattern recognition of objects in image streams'20067,054,461'Authenticating printed objects using digital watermarks associated with multidimensional quality metrics'20067,020,303'Feature-based watermarks and watermark detection strategies'20066,882,737'Digitally watermarking holograms for identity documents'20056,782,115'Watermark holograms'20046,714,683'Wavelet based feature modulation watermarks and related applications'20046,683,966'Watermarking recursive hashes into frequency domain regions'20046,608,911'Digitally watermaking holograms for use with smart cards'20034,504,880'Integrated magnetic recording head assembly including an inductive write subassembly and a magnetoresistive read subassembly'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985Patents assigned to IBM (1)· patent assignee history
1985Based in Edina, MN, US· patent location history
2003–2013Patents assigned to DIGIMARC CORP (12)· patent assignee history
2003–2013Based in Lake Oswego, OR, US· patent location history
2013Patents assigned to BRUNK HUGH L (1)· patent assignee history
2013Patents assigned to CARR J SCOTT (1)· patent assignee history
2013Patents assigned to DECKER STEPHEN K (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DIGIMARC CORP | 12 | 2003–2013 |
| BRUNK HUGH L | 1 | 2013 |
| CARR J SCOTT | 1 | 2013 |
| DECKER STEPHEN Kself | 1 | 2013 |
| IBM | 1 | 1985 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lake Oswego, OR, US | 13 | 2003–2013 |
| Edina, Minnesota, US | 1 | 1985 |