Inventor

LIU HELEN

US8 patents

⚠️ This page may combine multiple inventors who share the name “LIU HELEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KLA TENCOR CORP

3 patents

US10217190B2Feb 26, 2019

System and method for reconstructing high-resolution point spread functions from low-resolution inspection images

KLA TENCOR CORP7 citations81

US9897433B2Feb 20, 2018

Method and system for regional phase unwrapping with pattern-assisted correction

KLA TENCOR CORP2 citations72

US10571248B2Feb 25, 2020

Transparent film error correction pattern in wafer geometry system

KLA TENCOR CORP3 citations70

NICIRA INC

1 patent

US10659440B2May 19, 2020

Optimizing utilization of security parameter index (SPI) space

NICIRA INC1 citations61

KLA CORP

1 patent

US11629952B2Apr 18, 2023

Detection aided two-stage phase unwrapping on pattern wafer geometry measurement

KLA CORP0 citations51

SUNPOWER CORP

1 patent

US10629760B2Apr 21, 2020

Method of fabricating an emitter region of a solar cell

SUNPOWER CORP0 citations47

KOUSAI BIO CO LTD

1 patent

US12419912B2Sep 23, 2025

Epstein-Barr virus (EBV) antigen composites and dendritic cell (DC)-based vaccine, and use thereof

KOUSAI BIO CO LTD0 citations39

BOEING CO

1 patent

US10237205B2Mar 19, 2019

Switch routing algorithms

BOEING CO0 citations31