Inventor

LI GUANHUA

CN6 patents

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

HALO MICROELECTRONICS CO LTD

2 patents

US11474551B1Oct 18, 2022

Low-dropout linear regulator and control system

HALO MICROELECTRONICS CO LTD7 citations79

US11392780B1Jul 19, 2022

Analog multiplier

HALO MICROELECTRONICS CO LTD0 citations45

SHENZHEN REFRESH BIOSENSING TECH CO LTD

2 patents

USD1067055SMar 18, 2025

Sweat sensor

SHENZHEN REFRESH BIOSENSING TECH CO LTD3 citations70

USD1048415SOct 22, 2024

Sweat analysis device

SHENZHEN REFRESH BIOSENSING TECH CO LTD3 citations69

JIANGSU MIDEA CLEANING APPLIANCES CO LTD

1 patent

US11229336B2Jan 25, 2022

Handheld vacuum cleaner

JIANGSU MIDEA CLEANING APPLIANCES CO LTD1 citations57

SEMICONDUCTOR MFG INT SHANGHAI

1 patent

US9337206B2May 10, 2016

Semiconductor device, related manufacturing method, and related electronic device

SEMICONDUCTOR MFG INT SHANGHAI0 citations28