Inventor
Bradley D. Chung
Inventor
Corvallis, OR, US
Overview
Patents· 19 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B41Jprimary
B41JTypewriters53%
Y10TTechnical subjects covered by former us classification13%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein7%
B01LChemical or physical laboratory apparatus for general use3%
B25JManipulators3%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms3%
F22BMethods of steam generation3%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices3%
G11BInformation storage based on relative movement between record carrier and transducer3%
H04NPictorial communication, e.g. television3%
PatentTitleYear
11,110,450Sample-reagent mixture thermal cycling202110,166,770Addressing pigment settling defects in TIJ by using natural convection to stir the ink20199,815,282'Fluid ejection structure'20179,782,978'Serpentine direction reversal in bidirectional error diffusion halftoning'20179,511,587'Resistor'20169,366,895'Liquid crystal display with polymer layer of varying thickness and method of producing such a layer'20169,289,987'Heating element for a printhead'20168,733,893'Multi-member, nested printhead'20148,733,902'Printhead feed slot ribs'20148,708,461'Thermal resistor fluid ejection assembly'20148,574,823'Multi-level layer'20138,333,459'Printing device'20128,141,986'Heating element'20128,047,156'Dice with polymer ribs'20117,909,434'Printhead and method of printing'20117,909,428'Fluid ejection devices and methods of fabrication'20117,862,156'Heating element'20117,837,886'Heating element'20107,585,052'Topography layer'2009Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2009–2021Patents assigned to HEWLETT PACKARD DEVELOPMENT CO (16)· patent assignee history
2009–2021Based in Corvallis, OR, US· patent location history
2012–2016Patents assigned to CHUNG BRADLEY D (7)· patent assignee history
2014–2016Patents assigned to COOK GALEN P (2)· patent assignee history
2014Patents assigned to ARTHUR ALAN R (1)· patent assignee history
2016–2017Patents assigned to HEWLETT PACKARD DEVELOPMENT CO LP (3)· patent assignee history
2016Based in Corvalis, OR, US· patent location history
2017Based in Coirvallis, OR, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HEWLETT PACKARD DEVELOPMENT CO | 16 | 2009–2021 |
| CHUNG BRADLEY Dself | 7 | 2012–2016 |
| HEWLETT PACKARD DEVELOPMENT CO LP | 3 | 2016–2017 |
| COOK GALEN P | 2 | 2014–2016 |
| ARTHUR ALAN R | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Corvallis, OR, US | 17 | 2009–2021 |
| Coirvallis, OR, US | 1 | 2017 |
| Corvalis, OR, US | 1 | 2016 |