Inventor
BYUN SUNG HYUN
KR47 patents
⚠️ This page may combine multiple inventors who share the name “BYUN SUNG HYUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
POINT ENGINEERING CO LTD
46 patentsUS11145788B2Oct 12, 2021
Micro LED transfer head
POINT ENGINEERING CO LTD6 citations84
US11581210B2Feb 14, 2023
Micro LED transfer system
POINT ENGINEERING CO LTD4 citations75
US11691387B2Jul 4, 2023
Laminated anodic aluminum oxide structure, guide plate of probe card using same, and probe card having same
POINT ENGINEERING CO LTD2 citations73
US11497126B2Nov 8, 2022
Multilayer wiring board and probe card including same
POINT ENGINEERING CO LTD2 citations73
US11217464B2Jan 4, 2022
System for transferring micro LED
POINT ENGINEERING CO LTD2 citations73
US10886446B2Jan 5, 2021
Micro LED structure and method of manufacturing same
POINT ENGINEERING CO LTD4 citations73
US10840115B2Nov 17, 2020
Micro LED transfer head
POINT ENGINEERING CO LTD2 citations73
US10634634B2Apr 28, 2020
Micro sensor package and manufacturing method of micro sensor package
POINT ENGINEERING CO LTD4 citations73
US10533253B2Jan 14, 2020
Fluid permeable anodic oxide film and fluid permeable body using anodic oxide film
POINT ENGINEERING CO LTD2 citations73
US10241094B2Mar 26, 2019
Micro heater, micro sensor and micro sensor manufacturing method
POINT ENGINEERING CO LTD2 citations73
US10015841B2Jul 3, 2018
Micro heater and micro sensor and manufacturing methods thereof
POINT ENGINEERING CO LTD3 citations73
US12546818B2Feb 10, 2026
Guide plate and test device including same
POINT ENGINEERING CO LTD0 citations62
US12517151B2Jan 6, 2026
Electrically conductive contact pin and manufacturing method therefor
POINT ENGINEERING CO LTD0 citations62
US12506091B2Dec 23, 2025
Anodized film substrate base, anodized film substrate part having same, anodized film-based interposer having same, and semiconductor package having same
POINT ENGINEERING CO LTD0 citations62
US12296378B2May 13, 2025
Method of manufacturing metal product and mold used therefor
POINT ENGINEERING CO LTD0 citations62
US12270828B2Apr 8, 2025
Probe card
POINT ENGINEERING CO LTD0 citations62
US12151461B2Nov 26, 2024
Manufacturing method of anodic oxide film structure and anodic oxide film structure
POINT ENGINEERING CO LTD0 citations62
US11651904B2May 16, 2023
Multilayer ceramic substrate and probe card including same
POINT ENGINEERING CO LTD0 citations62
US11610937B2Mar 21, 2023
Micro LED group substrate, method of manufacturing same, micro LED display panel, and method of manufacturing same
POINT ENGINEERING CO LTD0 citations62
US11548170B2Jan 10, 2023
Micro LED grip body and system having same for inspecting micro LED
POINT ENGINEERING CO LTD0 citations62
US11543432B2Jan 3, 2023
Probe head and probe card having same
POINT ENGINEERING CO LTD0 citations62
US11535001B2Dec 27, 2022
Manufacturing method of anodic oxide film structure and anodic oxide film structure
POINT ENGINEERING CO LTD0 citations62
US11523504B2Dec 6, 2022
Anodic oxide film structure
POINT ENGINEERING CO LTD0 citations62
US11437196B2Sep 6, 2022
Multilayer ceramic substrate and probe card including same
POINT ENGINEERING CO LTD0 citations62
US11342207B2May 24, 2022
Micro LED transfer head
POINT ENGINEERING CO LTD0 citations62
US11337347B2May 17, 2022
System for transferring micro LED
POINT ENGINEERING CO LTD1 citations62
US11193955B2Dec 7, 2021
Guide plate for probe card and probe card having same
POINT ENGINEERING CO LTD0 citations62
US11061070B2Jul 13, 2021
Guide plate for probe card and manufacturing method thereof, and probe card having same
POINT ENGINEERING CO LTD0 citations62
US11049759B2Jun 29, 2021
Micro LED transfer head
POINT ENGINEERING CO LTD0 citations62
US10889009B2Jan 12, 2021
Transfer head
POINT ENGINEERING CO LTD0 citations62
US12169212B2Dec 17, 2024
Probe head and probe card comprising same
POINT ENGINEERING CO LTD0 citations58
US12540414B2Feb 3, 2026
Anodic aluminum oxide mold, mold structure including same, method of manufacturing molded article using anodic aluminum oxide mold, and molded article manufactured thereby
POINT ENGINEERING CO LTD0 citations52
US12493052B2Dec 9, 2025
Electrically conductive contact pin, inspection apparatus, and molded product
POINT ENGINEERING CO LTD0 citations52
US12222370B2Feb 11, 2025
Probe head and probe card having same
POINT ENGINEERING CO LTD0 citations52
US11860192B2Jan 2, 2024
Probe head and probe card having same
POINT ENGINEERING CO LTD0 citations52
US11852655B2Dec 26, 2023
Multilayer wiring substrate, method of manufacturing same, and probe card having same
POINT ENGINEERING CO LTD0 citations52
US11619655B2Apr 4, 2023
Probe card for testing a pattern formed on a wafer
POINT ENGINEERING CO LTD0 citations52
US11133209B2Sep 28, 2021
Transfer head for micro LED
POINT ENGINEERING CO LTD0 citations52
US10998136B2May 4, 2021
Three-dimensional capacitor
POINT ENGINEERING CO LTD0 citations52
US10879105B2Dec 29, 2020
Micro LED transfer head and system using same for transferring micro LED
POINT ENGINEERING CO LTD0 citations52
US10539526B2Jan 21, 2020
Micro sensor
POINT ENGINEERING CO LTD0 citations52
US10433370B2Oct 1, 2019
Micro multi-array heater and micro multi-array sensor
POINT ENGINEERING CO LTD0 citations52
US10170731B2Jan 1, 2019
Mask and masking assembly
POINT ENGINEERING CO LTD0 citations52
US10281418B2May 7, 2019
Micro heater and micro sensor
POINT ENGINEERING CO LTD0 citations42
US9764949B2Sep 19, 2017
Anodic oxide film structure cutting method and unit anodic oxide film structure
POINT ENGINEERING CO LTD0 citations42
US10014455B2Jul 3, 2018
Chip substrate comprising cavity with curved surfaces
POINT ENGINEERING CO LTD0 citations41