Inventor
Webster E. Howard
Inventor
Lagrangeville, NY, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Kprimary
H10KOrganic electric solid-state devices22%
G09GArrangements or circuits for control of indicating devices using static means to present variable information17%
H01JElectric discharge tubes or discharge lamps17%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein4%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices4%
H04NPictorial communication, e.g. television4%
H05BElectric heating4%
H10DInorganic electric semiconductor devices4%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h104%
PatentTitleYear
6,885,147'Organic light emitting diode devices with improved anode stability'20056,858,989'Method and system for stabilizing thin film transistors in AMOLED displays'20056,337,492'Serially-connected organic light emitting diode stack having conductors sandwiching each light emitting layer'20026,255,771'Flashover control structure for field emitter displays and method of making thereof'20016,218,777'Field emission display spacer with guard electrode'20016,198,220'Sealing structure for organic light emitting devices'20016,023,259'OLED active matrix using a single transistor current mode pixel design'20006,016,033'Electrode structure for high resolution organic light-emitting diode displays and method for making the same'20005,341,153'Method of and apparatus for displaying a multicolor image'19944,845,482'Method for eliminating crosstalk in a thin film transistor/liquid crystal display'19894,792,728'Cathodoluminescent garnet lamp'19884,767,723'Process for making self-aligning thin film transistors'19884,518,891'Resistive mesh structure for electroluminescent cell'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–1994Patents assigned to IBM (5)· patent assignee history
1985Based in Yorktown, NY, US· patent location history
1988–1994Based in Yorktown Heights, NY, US· patent location history
2000Patents assigned to FED CORP (2)· patent assignee history
2000–2005Based in Lagrangeville, NY, US· patent location history
2001–2005Patents assigned to EMAGIN CORP (6)· patent assignee history
2001Based in Fishkill, NY, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| EMAGIN CORP | 6 | 2001–2005 |
| IBM | 5 | 1985–1994 |
| FED CORP | 2 | 2000 |
Locations
| Location | Patents | Span |
|---|---|---|
| Lagrangeville, New York, US | 7 | 2000–2005 |
| Yorktown Heights, New York, US | 4 | 1988–1994 |
| Fishkill, New York, US | 1 | 2001 |
| Yorktown, New York, US | 1 | 1985 |