Inventor
Seok Hwan Lee
Inventor
Seoul, KR
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G09Gprimary
G09GArrangements or circuits for control of indicating devices using static means to present variable information14%
B01DSeparation7%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general7%
G06FElectric digital data processing7%
H05KPrinted circuits7%
Y02TClimate change mitigation technologies related to transportation7%
A61BDiagnosis3%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%
B06BMethods or apparatus for generating or transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency, e.g. for performing mechanical work in general3%
G01CMeasuring distances, levels or bearings3%
PatentTitleYear
11,089,699Rollable display202110,431,140Display device controlling scan voltage level according to ambient temperature and operating method thereof201910,424,917Overcurrent protective system and overcurrent protective method201910,186,960Power supply detecting external voltage divider circuit and driving method thereof20199,694,340'Reactor for solid ammonium salt, a method of controlling the reactor, and NOx emission purification system using solid ammonium salt and selective catalytic reduction'20179,545,038'Inverter housing'20179,529,561'Display device, multi-display device including the same, and method for driving the same'20169,514,689'Display device'20169,459,138'Ultrasonic transducer, and ultrasonic wave generating apparatus and ultrasonic system including the same'20169,381,466'Exhaust gas purification system'20167,499,829'Laser rangefinder and method thereof'2009Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2009Patents assigned to A & D ENGINEERING CO LTD (1)· patent assignee history
2009Based in Incheon, KR· patent location history
2016–2019Patents assigned to SAMSUNG DISPLAY CO LTD (5)· patent assignee history
2016–2017Patents assigned to KOREA MACH & MATERIALS INST (2)· patent assignee history
2016–2017Based in Seoul, KR· patent location history
2016–2017Based in Daejeon, KR· patent location history
2017Patents assigned to MANDO CORP (1)· patent assignee history
2019Based in Yongin-si, KR· patent location history
2021Patents assigned to LG DISPLAY CO LTD (1)· patent assignee history
2021Based in Goyang-si, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SAMSUNG DISPLAY CO LTD | 5 | 2016–2019 |
| KOREA MACH & MATERIALS INST | 2 | 2016–2017 |
| A & D ENGINEERING CO LTD | 1 | 2009 |
| LG DISPLAY CO LTD | 1 | 2021 |
| MANDO CORP | 1 | 2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Seoul, KR | 4 | 2016–2017 |
| Yongin-si, KR | 3 | 2019 |
| Daejeon, KR | 2 | 2016–2017 |
| Goyang-si, KR | 1 | 2021 |
| Incheon, KR | 1 | 2009 |