Inventor
SEO HWA CHANG
US15 patents
Patents
15 patentsUS9368720B1Jun 14, 2016
Method to make phase-change material RF switches with thermal dielectrics
HRL LAB LLC116 citations97
US11187891B1Nov 30, 2021
Spatial light modulator using phase-change matertals with improved fill factor
HRL LAB LLC12 citations83
US9679970B1Jun 13, 2017
Graphene transistors on microbial cellulose
HRL LAB LLC5 citations83
US9640680B1May 2, 2017
Wide-band transparent electrical contacts and interconnects for FPAS and a method of making the same
HRL LAB LLC3 citations73
US11988907B1May 21, 2024
Electric field-tunable IR devices with very large modulation of refractive index and methods to fabricate them
HRL LAB LLC2 citations72
US11569367B1Jan 31, 2023
Graphene LHFETS (lateral heterostructure field effect transistors) on SI compatible with CMOS BEOL process
HRL LAB LLC3 citations72
US11222959B1Jan 11, 2022
Metal oxide semiconductor field effect transistor and method of manufacturing same
HRL LAB LLC3 citations72
US10096736B1Oct 9, 2018
P-Type chalcogenide and n-type silicon heterojunction infared photodiodes and method of manufacturing thereof
HRL LAB LLC4 citations72
US12446477B1Oct 14, 2025
Reconfigurable devices with multi-layer composite phase change materials
HRL LAB LLC1 citations63
US10559694B1Feb 11, 2020
Graphene transistors on microbial cellulose
HRL LAB LLC1 citations61
US11808937B1Nov 7, 2023
Spatial light modulator using phase-change materials with improved fill factor
HRL LAB LLC0 citations60
US12116662B2Oct 15, 2024
Method for growing crystalline optical films on Si substrates which may optionally have an extremely small optical loss in the infra-red spectrum with hydrogenation of the crystalline optical films
HRL LAB LLC0 citations57
US11788183B2Oct 17, 2023
Method for growing crystalline optical films on Si substrates which may optionally have an extremely small optical loss in the infra-red spectrum with hydrogenation of the crystalline optical films
HRL LAB LLC0 citations57
US9954133B1Apr 24, 2018
P-type chalcogenide and N-type silicon heterojunction infrared photodiodes and method of manufacturing thereof
HRL LAB LLC1 citations51
US12398455B1Aug 26, 2025
High-resistivity ruthenium oxide thin film fabrication and temperature sensor structure with high-resistivity ruthenium oxide thin film
HRL LAB LLC0 citations47