Inventor
Jong-Yoon Ha
Inventor
Seongnam-si, KR
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C04Bprimary
C04BLime, magnesia15%
A47GHousehold or table equipment8%
F21KNon-electric light sources using luminescence8%
F21VFunctional features or details of lighting devices or systems thereof8%
F21WIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to uses or applications of lighting devices or systems8%
F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted8%
H01BCables8%
H01LSemiconductor devices8%
H05KPrinted circuits8%
H10HInorganic light-emitting semiconductor devices having potential barriers8%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2004–2005Patents assigned to KOREA INST SCI & TECH (2)· patent assignee history
2004–2005Based in Seongnam-si, KR· patent location history
2017Patents assigned to NORTHROP GRUMMAN SYSTEMS CORP (1)· patent assignee history
2017Patents assigned to THE US SECRETARY OF COMMERCE NAT INST OF STANDARDS AND TECH (1)· patent assignee history
2017Patents assigned to UNIV MARYLAND (1)· patent assignee history
2017Patents assigned to US COMMERCE (1)· patent assignee history
2017Based in Gaithersburg, MD, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KOREA INST SCI & TECH | 2 | 2004–2005 |
| NORTHROP GRUMMAN SYSTEMS CORP | 1 | 2017 |
| THE US SECRETARY OF COMMERCE NAT INST OF STANDARDS AND TECH | 1 | 2017 |
| UNIV MARYLAND | 1 | 2017 |
| US COMMERCE | 1 | 2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Seongnam-si, KR | 2 | 2004–2005 |
| Gaithersburg, Maryland, US | 1 | 2017 |