Inventor

CHANG CHE-WEI

TW165 patents

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

TDK TAIWAN CORP

30 patents

US11029453B2Jun 8, 2021

Optical system

TDK TAIWAN CORP7 citations92

US11947182B2Apr 2, 2024

Optical element driving mechanism

TDK TAIWAN CORP3 citations86

US11340418B2May 24, 2022

Optical member driving mechanism

TDK TAIWAN CORP6 citations86

US11287725B2Mar 29, 2022

Optical system

TDK TAIWAN CORP4 citations84

US11181669B2Nov 23, 2021

Optical system

TDK TAIWAN CORP7 citations84

US11131827B2Sep 28, 2021

Optical element driving mechanism

TDK TAIWAN CORP8 citations84

US10101595B2Oct 16, 2018

Lens driving device

TDK TAIWAN CORP7 citations84

US11002941B2May 11, 2021

Calibration method

TDK TAIWAN CORP3 citations82

US11906810B2Feb 20, 2024

Optical element driving mechanism

TDK TAIWAN CORP4 citations75

US12449630B2Oct 21, 2025

Optical system

TDK TAIWAN CORP1 citations74

US12422644B2Sep 23, 2025

Optical system

TDK TAIWAN CORP1 citations74

US12416779B2Sep 16, 2025

Optical system

TDK TAIWAN CORP2 citations74

US12416777B2Sep 16, 2025

Optical system

TDK TAIWAN CORP1 citations74

US12222576B2Feb 11, 2025

Optical element driving mechanism

TDK TAIWAN CORP3 citations74

US12164172B2Dec 10, 2024

Optical element driving mechanism

TDK TAIWAN CORP3 citations74

US11880090B2Jan 23, 2024

Optical element driving mechanism

TDK TAIWAN CORP3 citations74

US11852886B2Dec 26, 2023

Optical element driving mechanism

TDK TAIWAN CORP4 citations74

US12078863B2Sep 3, 2024

Optical member driving mechanism

TDK TAIWAN CORP1 citations73

US12038682B2Jul 16, 2024

Optical system

TDK TAIWAN CORP1 citations73

US11846827B2Dec 19, 2023

Optical element drive mechanism

TDK TAIWAN CORP2 citations73

US11829001B2Nov 28, 2023

Optical system

TDK TAIWAN CORP1 citations73

US11693293B2Jul 4, 2023

Optical system

TDK TAIWAN CORP3 citations73

US11579398B2Feb 14, 2023

Optical member driving mechanism

TDK TAIWAN CORP3 citations73

US11567291B2Jan 31, 2023

Optical system

TDK TAIWAN CORP2 citations73

US11422357B2Aug 23, 2022

Optical system

TDK TAIWAN CORP3 citations73

US11320629B2May 3, 2022

Driving mechanism

TDK TAIWAN CORP3 citations73

US10951089B2Mar 16, 2021

Tactile feedback mechanism

TDK TAIWAN CORP3 citations73

US10833558B2Nov 10, 2020

Multi-directional vibration actuator

TDK TAIWAN CORP2 citations73

US10754124B2Aug 25, 2020

Driving mechanism

TDK TAIWAN CORP3 citations73

US10712580B2Jul 14, 2020

Driving mechanism and camera module

TDK TAIWAN CORP2 citations73

XYZPRINTING INC

4 patents

USD777808SJan 31, 2017

3D printer

XYZPRINTING INC50 citations97

USD777228SJan 24, 2017

3D printer

XYZPRINTING INC40 citations93

USD757132SMay 24, 2016

3D printer

XYZPRINTING INC31 citations93

USD810747SFeb 20, 2018

Three dimensional scanning device

XYZPRINTING INC10 citations83

CHUNGHWA PICTURE TUBES LTD

4 patents

US8940074B2Jan 27, 2015

Pelletized fertilizer and method for manufacturing the same

CHUNGHWA PICTURE TUBES LTD11 citations82

US8845149B2Sep 30, 2014

Plant illumination apparatus and plant illumination system

CHUNGHWA PICTURE TUBES LTD8 citations82

US9334199B2May 10, 2016

Suspended nutrition composition

CHUNGHWA PICTURE TUBES LTD9 citations80

US9125351B2Sep 8, 2015

Plant cultivation device

CHUNGHWA PICTURE TUBES LTD7 citations80

UNITED MICROELECTRONICS CORP

4 patents

US9466678B2Oct 11, 2016

Semiconductor device and manufacturing method thereof

UNITED MICROELECTRONICS CORP13 citations81

US12029139B2Jul 2, 2024

Magnetoresistive random access memory

UNITED MICROELECTRONICS CORP1 citations73

US11706996B2Jul 18, 2023

Magnetoresistive random access memory

UNITED MICROELECTRONICS CORP3 citations73

US11139428B2Oct 5, 2021

Magnetoresistive random access memory

UNITED MICROELECTRONICS CORP2 citations73

REALTEK SEMICONDUCTOR CORP

3 patents

US9685973B2Jun 20, 2017

Successive approximation register (SAR) analog-to-digital converting circuit and method thereof

REALTEK SEMICONDUCTOR CORP12 citations82

US9680479B1Jun 13, 2017

Electronic apparatus and controlling method

REALTEK SEMICONDUCTOR CORP6 citations73

US9035814B2May 19, 2015

Feedforward delta-sigma modulator

REALTEK SEMICONDUCTOR CORP5 citations73

EMEMORY TECHNOLOGY INC

2 patents

US9305611B2Apr 5, 2016

Sense amplifier for a memory cell with a fast sensing speed

EMEMORY TECHNOLOGY INC6 citations84

US9270259B2Feb 23, 2016

Trimming circuit and method applied to voltage generator

EMEMORY TECHNOLOGY INC3 citations73

CAL-COMP BIG DATA INC

1 patent

USD805937SDec 26, 2017

Carpet type body fat meter

CAL-COMP BIG DATA INC10 citations82

CHEN TSUNG-LIN

1 patent

US8581638B2Nov 12, 2013

High-side driver circuit

CHEN TSUNG-LIN17 citations82

DANYANG UPC AUTO PARTS CO LTD

1 patent

USD1044676SOct 1, 2024

Windshield wiper

DANYANG UPC AUTO PARTS CO LTD2 citations72

Showing the top 50 of 165 patents by PatentIndex Score.