Inventor
Stephen K. Herron
Inventor
Ladera Ranch, CA, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television46%
G06KGraphical data reading15%
G06TImage data processing or generation, in general15%
G09GArrangements or circuits for control of indicating devices using static means to present variable information15%
G06FElectric digital data processing8%
PatentTitleYear
8,237,989'Method to improve a halftone by combining halftoning with algorithmic processing'20127,616,341'System and method for metadata controlled multi-configured halftone screening'20097,583,837'Method and system for preparing grayscale image files for highlight printing on a four color printer'20097,557,962'System and method for tone-dependent multi-frequency halftone screening'20097,433,080'System and method for conversion of duotone images for display'20086,976,797'Methods and systems for rendering printing marks in multiple device printing environments'20056,803,921'Use of softproofing to assist in the rendering of images of unknown colorimetry'2004Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2004–2009Patents assigned to XEROX CORP (3)· patent assignee history
2004Based in Webster, NY, US· patent location history
2005Based in Orillia, CA· patent location history
2008–2012Patents assigned to TOSHIBA TEC KK (4)· patent assignee history
2008–2009Patents assigned to TOSHIBA CORP (3)· patent assignee history
2008Based in Stevensons Ranch, CA, US· patent location history
2009–2012Based in Ladera Ranch, CA, US· patent location history
2009Based in Orilla, CA· patent location history
2012Patents assigned to HERRON STEPHEN K (1)· patent assignee history
2012Patents assigned to KRESS WILLIAM (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSHIBA TEC KK | 4 | 2008–2012 |
| TOSHIBA CORP | 3 | 2008–2009 |
| XEROX CORP | 3 | 2004–2009 |
| HERRON STEPHEN Kself | 1 | 2012 |
| KRESS WILLIAM | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ladera Ranch, California, US | 3 | 2009–2012 |
| Orilla, CA | 1 | 2009 |
| Stevensons Ranch, California, US | 1 | 2008 |
| Orillia, CA | 1 | 2005 |
| Webster, New York, US | 1 | 2004 |