Inventor
Po-Hsin Liu
Inventor
Anaheim, 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 devices50%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1027%
H01LSemiconductor devices9%
B82YSpecific uses or applications of nanostructures5%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices5%
H01JElectric discharge tubes or discharge lamps5%
PatentTitleYear
9,583,589'Self-aligned double gate recess for semiconductor field effect transistors'20179,048,184'Method of forming a gate contact'20157,897,446'Method of forming a high electron mobility transistor hemt, utilizing self-aligned miniature field mitigating plate and protective dielectric layer'20117,800,132'High electron mobility transistor semiconductor device having field mitigating plate and fabrication method thereof'20107,800,766'Method and apparatus for detecting and adjusting substrate height'20107,750,370'High electron mobility transistor having self-aligned miniature field mitigating plate on a protective dielectric layer'20107,709,860'High electron mobility transistor semiconductor device and fabrication method thereof'20107,608,865'Club extension to a T-gate high electron mobility transistor'20097,582,518'High electron mobility transistor semiconductor device and fabrication method thereof'20097,411,226'High electron mobility transistor (HEMT) structure with refractory gate metal'20086,569,763'Method to separate a metal film from an insulating film in a semiconductor device using adhesive tape'20035,262,660'High power pseudomorphic gallium arsenide high electron mobility transistors'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–2017Based in Anaheim, CA, US· patent location history
2003–2008Patents assigned to NORTHROP GRUMMAN CORP (2)· patent assignee history
2009–2010Patents assigned to NORTHROP GRUMMAN SPACE & MSN (5)· patent assignee history
2010–2017Patents assigned to NORTHROP GRUMMAN SYSTEMS CORP (4)· patent assignee history
2015Patents assigned to GRUNDBACHER RONALD (1)· patent assignee history
2015Patents assigned to LIU PO-HSIN (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NORTHROP GRUMMAN SPACE & MSN | 5 | 2009–2010 |
| NORTHROP GRUMMAN SYSTEMS CORP | 4 | 2010–2017 |
| NORTHROP GRUMMAN CORP | 2 | 2003–2008 |
| GRUNDBACHER RONALD | 1 | 2015 |
| LIU PO-HSINself | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Anaheim, California, US | 12 | 1993–2017 |