P

Inventor

TSAI CHIH-HSIEN

TW47 patents
⚠️ This page may combine multiple inventors who share the name “TSAI CHIH-HSIEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CORETRONIC CORP

36 patents
US10437068B2Oct 8, 2019

Optical waveguide element and display device

CORETRONIC CORP22 citations93
US10444611B2Oct 15, 2019

Projector and illumination system thereof

CORETRONIC CORP17 citations86
US11199765B2Dec 14, 2021

Illumination system, projection device and operating method thereof

CORETRONIC CORP3 citations73
US10795249B2Oct 6, 2020

Projector and illumination system

CORETRONIC CORP2 citations73
US10630945B2Apr 21, 2020

Projection device and light engine module

CORETRONIC CORP2 citations73
US10429650B2Oct 1, 2019

Head-mounted display

CORETRONIC CORP3 citations73
US10627624B2Apr 21, 2020

Head-mounted display

CORETRONIC CORP2 citations72
US10564536B2Feb 18, 2020

Projection screen and projection system

CORETRONIC CORP2 citations72
US10678122B2Jun 9, 2020

Wavelength conversion device

CORETRONIC CORP1 citations62
US10663735B2May 26, 2020

Head-mounted display

CORETRONIC CORP1 citations62
US10571792B2Feb 25, 2020

Projection device and projection system

CORETRONIC CORP1 citations62
US10558114B2Feb 11, 2020

Illumination system and projection apparatus having a small volume

CORETRONIC CORP1 citations62
US11886102B2Jan 30, 2024

Illumination system and projection device

CORETRONIC CORP1 citations60
US11126075B2Sep 21, 2021

Projection device

CORETRONIC CORP1 citations57
US11768314B2Sep 26, 2023

Projection system and method for sensing occupancy of a user and objects in a space

CORETRONIC CORP0 citations52
US11153545B2Oct 19, 2021

Projection device and illumination system thereof

CORETRONIC CORP0 citations52
US11086206B2Aug 10, 2021

Illumination system, projection apparatus, and projection method of projection apparatus

CORETRONIC CORP0 citations52
US10824068B2Nov 3, 2020

Phosphor wheel and projector using the phosphor wheel

CORETRONIC CORP0 citations52
US10139628B2Nov 27, 2018

Head-mounted display

CORETRONIC CORP1 citations52
US11467479B2Oct 11, 2022

Polarizing rotation device and projection device

CORETRONIC CORP0 citations51
US11402738B2Aug 2, 2022

Illumination system and projection apparatus

CORETRONIC CORP0 citations51
US10288887B2May 14, 2019

Head-mounted display device

CORETRONIC CORP0 citations51
US11841612B2Dec 12, 2023

Illumination system and projection device

CORETRONIC CORP0 citations45
US10824069B2Nov 3, 2020

Projection apparatus and illumination system

CORETRONIC CORP0 citations42
US10816885B2Oct 27, 2020

Illumination system, projection apparatus, and projection method of projection apparatus

CORETRONIC CORP0 citations42
US10802387B2Oct 13, 2020

Illumination system, projection apparatus, and projection method of projection apparatus

CORETRONIC CORP0 citations42
US10598934B2Mar 24, 2020

Head-mounted display apparatus

CORETRONIC CORP0 citations42
US10520802B2Dec 31, 2019

Illumination system and projection apparatus

CORETRONIC CORP0 citations42
US10234603B2Mar 19, 2019

Head mounted display device

CORETRONIC CORP0 citations42
US9678348B2Jun 13, 2017

Optical module and head mounted display

CORETRONIC CORP0 citations42
US10824062B2Nov 3, 2020

Illumination system having two sensors, projection device comprising such an illumination system and illumination control method thereof

CORETRONIC CORP0 citations41
US10775689B2Sep 15, 2020

Illumination system and projection apparatus

CORETRONIC CORP0 citations41
US10602101B2Mar 24, 2020

Light source module and projection device

CORETRONIC CORP0 citations41
US10788741B2Sep 29, 2020

Projection device and illumination system thereof

CORETRONIC CORP0 citations40
US10761414B2Sep 1, 2020

Projection apparatus and light source apparatus having wavelength conversion device and filter device

CORETRONIC CORP0 citations40
US10547816B2Jan 28, 2020

Projection device and illumination system

CORETRONIC CORP0 citations40

TSAI CHIH-HSIEN

4 patents

YOUNG OPTICS INC

3 patents

CHENG CHU-MING

1 patent

TSAI CHIH HSIEN

1 patent

CHUNG PO-JEN

1 patent

CHOU HUNG-CHIH

1 patent