Inventor
Yaochung Chen
Inventor
Rancho Palos Verdes, CA, US
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Dprimary
H10DInorganic electric semiconductor devices20%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1020%
H03FAmplifiers15%
H01PWaveguides10%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1010%
G01RMeasuring electric variables5%
G06FElectric digital data processing5%
H01LSemiconductor devices5%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light5%
H03HImpedance networks, e.g. resonant circuits5%
PatentTitleYear
9,882,000'Wrap around gate field effect transistor (WAGFET)'20189,735,545'Vertical cavity surface emitting laser with composite reflectors'20177,612,610'Active input load wide bandwidth low noise HEMT amplifier'20097,608,865'Club extension to a T-gate high electron mobility transistor'20096,764,573'Wafer thinning techniques'20046,711,723'Hybrid semi-physical and data fitting HEMT modeling approach for large signal and non-linear microwave/millimeter wave circuit CAD'20046,551,905'Wafer adhesive for semiconductor dry etch applications'20036,452,221'Enhancement mode device'20026,383,826'Method for determining etch depth'20026,344,777'Highly efficient compact ultra-high power source'20026,259,335'Combining network to implement a power amplifier having monolithically integrated planar interconnect and transistors'20016,201,283'Field effect transistor with double sided airbridge'2001Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001–2003Patents assigned to TRW INC (6)· patent assignee history
2001–2018Based in Rancho Palos Verdes, CA, US· patent location history
2004–2009Patents assigned to NORTHROP GRUMMAN CORP (3)· patent assignee history
2009Patents assigned to NORTHROP GRUMMAN SPACE & MSN (1)· patent assignee history
2017–2018Patents assigned to NORTHROP GRUMMAN SYSTEMS CORP (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TRW INC | 6 | 2001–2003 |
| NORTHROP GRUMMAN CORP | 3 | 2004–2009 |
| NORTHROP GRUMMAN SYSTEMS CORP | 2 | 2017–2018 |
| NORTHROP GRUMMAN SPACE & MSN | 1 | 2009 |
Locations
| Location | Patents | Span |
|---|---|---|
| Rancho Palos Verdes, California, US | 12 | 2001–2018 |