Inventor
CHENG HUAI-YU
US24 patents
⚠️ This page may combine multiple inventors who share the name “CHENG HUAI-YU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MACRONIX INT CO LTD
14 patentsUS10374009B1Aug 6, 2019
Te-free AsSeGe chalcogenides for selector devices and memory devices using same
MACRONIX INT CO LTD22 citations93
US9917252B2Mar 13, 2018
GaSbGe phase change memory materials
MACRONIX INT CO LTD6 citations84
US9214229B2Dec 15, 2015
Phase change memory material and system for embedded memory applications
MACRONIX INT CO LTD10 citations84
US8916414B2Dec 23, 2014
Method for making memory cell by melting phase change material in confined space
MACRONIX INT CO LTD10 citations84
US8772747B2Jul 8, 2014
Composite target sputtering for forming doped phase change materials
MACRONIX INT CO LTD8 citations84
US8363463B2Jan 29, 2013
Phase change memory having one or more non-constant doping profiles
MACRONIX INT CO LTD16 citations84
US10541271B2Jan 21, 2020
Superlattice-like switching devices
MACRONIX INT CO LTD10 citations83
US10050196B1Aug 14, 2018
Dielectric doped, Sb-rich GST phase change memory
MACRONIX INT CO LTD6 citations73
US11158787B2Oct 26, 2021
C—As—Se—Ge ovonic materials for selector devices and memory devices using same
MACRONIX INT CO LTD3 citations72
US10978511B1Apr 13, 2021
Semiconductor device and memory cell
MACRONIX INT CO LTD3 citations72
US11362276B2Jun 14, 2022
High thermal stability SiOx doped GeSbTe materials suitable for embedded PCM application
MACRONIX INT CO LTD0 citations62
US11355552B2Jun 7, 2022
Memory material, and memory device applying the same
MACRONIX INT CO LTD0 citations62
US11289540B2Mar 29, 2022
Semiconductor device and memory cell
MACRONIX INT CO LTD0 citations62
US12310031B2May 20, 2025
Multi-layer ovonic threshold switch (OTS) for switching devices and memory devices using the same
MACRONIX INT CO LTD0 citations54
IBM
5 patentsUS9257643B2Feb 9, 2016
Phase change memory cell with improved phase change material
IBM4 citations73
US9882126B2Jan 30, 2018
Phase change storage device with multiple serially connected storage regions
IBM4 citations72
US11889771B2Jan 30, 2024
Mitigating moisture driven degradation of silicon doped chalcogenides
IBM0 citations62
US11271155B2Mar 8, 2022
Suppressing oxidation of silicon germanium selenium arsenide material
IBM0 citations62
US9653683B2May 16, 2017
Phase change memory cell with improved phase change material
IBM1 citations52
CHENG HUAI-YU
4 patentsUS8946666B2Feb 3, 2015
Ge-Rich GST-212 phase change memory materials
CHENG HUAI-YU16 citations83
US8932901B2Jan 13, 2015
Stressed phase change materials
CHENG HUAI-YU8 citations83
US8426242B2Apr 23, 2013
Composite target sputtering for forming doped phase change materials
CHENG HUAI-YU11 citations83
US8178387B2May 15, 2012
Methods for reducing recrystallization time for a phase change material
CHENG HUAI-YU17 citations83