Inventor
David C. Swift
Inventor
Cortlandt Manor, NY, US
Overview
Patents· 20 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television27%
G02BOptical elements, systems or apparatus19%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them13%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein11%
G06FElectric digital data processing11%
G06TImage data processing or generation, in general8%
G02CSpectacles3%
G06KGraphical data reading3%
E01FAdditional work, such as equipping roads or the construction of platforms, helicopter landing stages, signs, snow fences, or the like2%
G01NInvestigating or analysing materials by determining their chemical or physical properties2%
PatentTitleYear
11,085,155Shock absorbing retractable bollard systems20217,385,669'Twisted nematic micropolarizer and its method of manufacturing'20087,215,357'Line blanker system'20077,180,554'Projection system for stereoscopic display digital micro-mirror device'20077,006,125'Stereoscopic image demultiplexer for VGA computer adapter signals'20066,985,168'INTELLIGENT METHOD AND SYSTEM FOR PRODUCING AND DISPLAYING STEREOSCOPICALLY-MULTIPLEXED IMAGES OF THREE-DIMENSIONAL OBJECTS FOR USE IN REALISTIC STEREOSCOPIC VIEWING THEREOF IN INTERACTIVE VIRTUAL REALITY DISPLAY ENVIRONMENTS'20066,970,144'Kiosk for 3D display'20056,943,852'Single cell liquid crystal shutter glasses'20056,904,122'3D stereoscopic X-ray system'20056,887,729'Twisted nematic micropolarizer and its method of manufacturing'20056,765,568'Electronic stereoscopic media delivery system'20046,727,867'3D stereoscopic shutter glass system'20046,556,236'INTELLIGENT METHOD AND SYSTEM FOR PRODUCING AND DISPLAYING STEREOSCOPICALLY-MULTIPLEXED IMAGES OF THREE-DIMENSIONAL OBJECTS FOR USE IN REALISTIC STEREOSCOPIC VIEWING THEREOF IN INTERACTIVE VIRTUAL REALITY DISPLAY ENVIRONMENTS'20036,456,432'STEREOSCOPIC 3-D VIEWING SYSTEM WITH PORTABLE ELECTRO-OPTICAL VIEWING GLASSES AND SHUTTER-STATE CONTROL SIGNAL TRANSMITTER HAVING MULTIPLE MODES OF OPERATION FOR STEREOSCOPIC VIEWING OF 3-D IMAGES DISPLAYED IN DIFFERENT STEREOSCOPIC IMAGE FORMATS'20026,215,516'Method and apparatus for monoscopic to stereoscopic image conversion'20016,034,717'Projection display system for viewing displayed imagery over a wide field of view'20006,031,564'Method and apparatus for monoscopic to stereoscopic image conversion'20006,011,581'Intelligent method and system for producing and displaying stereoscopically-multiplexed images of three-dimensional objects for use in realistic stereoscopic viewing thereof in interactive virtual reality display environments'20005,821,989'Stereoscopic 3-D viewing system and glasses having electrooptical shutters controlled by control signals produced using horizontal pulse detection within the vertical synchronization pulse period of computer generated video signals'19985,502,481'Desktop-based projection display system for stereoscopic viewing of displayed imagery over a wide field of view'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–2006Patents assigned to REVEO INC (9)· patent assignee history
1996–2002Based in Ossining, NY, US· patent location history
1998–2008Patents assigned to VREX INC (8)· patent assignee history
2003Based in Cortland, NY, US· patent location history
2004–2008Based in Cortlandt Manor, NY, US· patent location history
2005Patents assigned to INVENTQJAYA SDN BHD (2)· patent assignee history
2021Patents assigned to RITE HITE HOLDING CORP (1)· patent assignee history
2021Based in Dubuque, IA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| REVEO INC | 9 | 1996–2006 |
| VREX INC | 8 | 1998–2008 |
| INVENTQJAYA SDN BHD | 2 | 2005 |
| RITE HITE HOLDING CORP | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cortlandt Manor, New York, US | 11 | 2004–2008 |
| Ossining, New York, US | 7 | 1996–2002 |
| Dubuque, IA, US | 1 | 2021 |
| Cortland, New York, US | 1 | 2003 |