Inventor
Seong Ju Park
Inventor
Gwangju, KR
Overview
Patents· 41 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Hprimary
H10HInorganic light-emitting semiconductor devices having potential barriers16%
B25JManipulators9%
G05DSystems for controlling or regulating non-electric variables8%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
H01LSemiconductor devices5%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h105%
G06KGraphical data reading5%
G06TImage data processing or generation, in general5%
G06VImage or video recognition or understanding5%
A47LDomestic washing or cleaning4%
PatentTitleYear
10,399,228Apparatus for recognizing position of mobile robot using edge based refinement and method thereof201910,335,949System for operating mobile robot based on complex map information and operating method thereof201910,307,910Apparatus of recognizing position of mobile robot using search based correlative matching and method thereof201910,275,649Apparatus of recognizing position of mobile robot using direct tracking and method thereof201910,175,688Apparatus and system for remotely controlling a moving robot and method thereof201910,133,278Apparatus of controlling movement of mobile robot mounted with wide angle camera and method thereof201810,133,279Apparatus of updating key frame of mobile robot and method thereof20189,947,845Method of fabricating light emitting diode and light emitting diode manufactured thereby20189,872,594Cleaning robot having improved driving and cleaning ability20189,675,222'Cleaning robot having expanded cleaning territory'20179,656,502'Method for fabricating transfer printing substrate using concave-convex structure, transfer printing substrate fabricated thereby and application thereof'20179,590,142'Light emitting diode having magnetic structure and method of fabricating the same'20179,373,748'Nitride semiconductor light emitting device'20169,186,800'Bumper assembly of mobile robot'20159,171,997'Semiconductor light emitting device'20159,166,098'Nitride semiconductor light emitting device'20159,136,433'Light emitting diode'20159,033,079'Wheel assembly of mobile robot'20159,018,626'ZnO film structure and method of forming the same'20159,005,709'Method for fabricating transfer printing substrate using concave-convex structure, transfer printing substrate fabricated thereby and application thereof'20158,873,832'Slip detection apparatus and method for a mobile robot'20148,849,036'Map generating and updating method for mobile robot position recognition'20148,779,411'Light emitting diode having metal nanoparticle layered graphene'20148,772,150'Method of forming p-type ZnO film'20148,744,665'Control method for localization and navigation of mobile robot and mobile robot using the same'20148,410,497'Semiconductor light emitting device'20138,405,103'Photonic crystal light emitting device and manufacturing method of the same'20138,269,242'Semiconductor light emitting device having surface plasmon layer'20127,842,539'Zinc oxide semiconductor and method of manufacturing the same'20107,763,881'Photonic crystal light emitting device'20107,755,098'Zinc oxide light emitting diode'20107,575,944'Method of manufacturing nitride-based semiconductor light emitting diode'20096,852,623'Method for manufacturing zinc oxide semiconductors'20056,773,946'Method for fabricating light-emitting diode using nanosize nitride semiconductor multiple quantum wells'20046,544,870'Silicon nitride film comprising amorphous silicon quantum dots embedded therein, its fabrication method and light-emitting device using the same'20036,326,294'Method of fabricating an ohmic metal electrode for use in nitride compound semiconductor devices'20016,303,404'Method for fabricating white light emitting diode using InGaN phase separation'20016,294,016'Method for manufacturing p-type GaN based thin film using nitridation'20016,169,297'Metal thin film with ohmic contact for light emit diodes'20015,824,453'Fabricating method of GaAs substrate having V-shaped grooves'19985,500,047'Apparatus for adsorbing atomic hydrogen on surface'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2001–2015Patents assigned to KWANGJU INST SCI & TECH (15)· patent assignee history
2001–2005Based in Hwasung-City, KR· patent location history
2009–2018Based in Gwangju, KR· patent location history
2012–2015Patents assigned to PARK SEONG JU (9)· patent assignee history
2012–2015Patents assigned to SAMSUNG ELECTRONICS CO LTD (5)· patent assignee history
2014–2019Patents assigned to YUJIN ROBOT CO LTD (14)· patent assignee history
2014–2015Patents assigned to SHIN KYUNG CHUL (5)· patent assignee history
2014–2015Based in Incheon, KR· patent location history
2017–2019Based in Gunpo, KR· patent location history
2018–2019Based in Gunpo-si, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KWANGJU INST SCI & TECH | 15 | 2001–2015 |
| YUJIN ROBOT CO LTD | 14 | 2014–2019 |
| PARK SEONG JUself | 9 | 2012–2015 |
| SAMSUNG ELECTRONICS CO LTD | 5 | 2012–2015 |
| SHIN KYUNG CHUL | 5 | 2014–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Gwangju, KR | 18 | 2009–2018 |
| Gunpo-si, KR | 7 | 2018–2019 |
| Hwasung-City, KR | 6 | 2001–2005 |
| Incheon, KR | 5 | 2014–2015 |
| Gunpo, KR | 2 | 2017–2019 |