P

Inventor

CHANG YUNG-FU

US43 patents
⚠️ This page may combine multiple inventors who share the name “CHANG YUNG-FU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

EPISTAR CORP

13 patents
US11158757B2Oct 26, 2021

Optical sensing device and optical sensing system thereof comprising a light receiving device capable of receiving a first received wavelength having a largest external quantum efficiency

EPISTAR CORP5 citations82
US10205059B2Feb 12, 2019

Optoelectronic device and the manufacturing method thereof

EPISTAR CORP5 citations82
US10032954B2Jul 24, 2018

Light-emitting device and manufacturing method thereof

EPISTAR CORP4 citations82
US10580937B2Mar 3, 2020

Optoelectronic device and the manufacturing method thereof

EPISTAR CORP1 citations71
US10312407B2Jun 4, 2019

Light-emitting device and manufacturing method thereof

EPISTAR CORP1 citations71
US11227978B2Jan 18, 2022

Semiconductor device and package structure

EPISTAR CORP0 citations61
US10461223B2Oct 29, 2019

Semiconductor device

EPISTAR CORP1 citations61
US11894481B2Feb 6, 2024

Optical sensing device and optical sensing system thereof comprising light emitting device and light receiving device completely sandwiched by the topmost surface and bottommost surface of a carrier body with different vertically separated distances

EPISTAR CORP0 citations60
US11121285B2Sep 14, 2021

Semiconductor device

EPISTAR CORP0 citations59
US11227975B2Jan 18, 2022

Semiconductor structure having a bridge layer

EPISTAR CORP1 citations57
US10749077B2Aug 18, 2020

Optoelectronic device and the manufacturing method thereof

EPISTAR CORP0 citations50
US10741721B2Aug 11, 2020

Light-emitting device and manufacturing method thereof

EPISTAR CORP0 citations50
US9583680B2Feb 28, 2017

Transparent conductive structure, device comprising the same, and the manufacturing method thereof

EPISTAR CORP0 citations49

CORNELL RES FOUNDATION INC

5 patents

UNIV CORNELL

4 patents

TELXON CORP

3 patents

3COM CORP

3 patents

CHANG YUNG-FU

3 patents

TELETRANSACTION INC

2 patents

TEXAS A & M UNIV SYS

2 patents

METANETICS CORP

1 patent

ACCELLENT SYSTEMS INC

1 patent

ACCELENT SYSTEMS INC

1 patent

WINBOND ELECTRONICS CORP

1 patent

UNIV CITY HONG KONG

1 patent

TELETRANSACTION CORP

1 patent

UNIV KAOHSIUNG MEDICAL

1 patent

CIPHERLAB CO LTD

1 patent