Inventor
CHEN CHI-JEN
TW40 patents
⚠️ This page may combine multiple inventors who share the name “CHEN CHI-JEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
QISDA CORP
11 patentsUS11672060B1Jun 6, 2023
LED driving circuit, LED driving method and display device applying the same
QISDA CORP3 citations73
US10658769B1May 19, 2020
Electronic device
QISDA CORP5 citations70
US10091473B1Oct 2, 2018
Driver circuit having light source driver at primary side
QISDA CORP5 citations70
US11076466B2Jul 27, 2021
Light intensity adjustment circuit
QISDA CORP2 citations69
US11514851B1Nov 29, 2022
Display device and related driver
QISDA CORP0 citations55
US11215913B2Jan 4, 2022
Projector drive circuit, projector drive method and projector
QISDA CORP0 citations52
US7894215B2Feb 22, 2011
Electronic apparatus, AC/DC conversion device and power factor correction circuit thereof
QISDA CORP1 citations52
US11258995B2Feb 22, 2022
Light emitting diode projector and drive circuit thereof
QISDA CORP0 citations50
US11044435B2Jun 22, 2021
Driver circuit and projector including voltage conversion units at primary side
QISDA CORP0 citations45
US9668329B2May 30, 2017
Method for operating an electronic device to increase light density and electronic device thereof
QISDA CORP0 citations45
US10816888B1Oct 27, 2020
Projector, power control circuit and method for the same
QISDA CORP0 citations39
CHEN CHI JEN
7 patentsUS10619990B2Apr 14, 2020
Tailor cutting assembly with anti-slip function and tailor ruler therof
CHEN CHI JEN7 citations83
US11220770B2Jan 11, 2022
Portable patchwork sewing tool kit
CHEN CHI JEN2 citations72
US10328597B2Jun 25, 2019
Cutting mat
CHEN CHI JEN2 citations72
US12059101B2Aug 13, 2024
Reinforced folding cutting mat
CHEN CHI JEN0 citations51
US11964406B2Apr 23, 2024
Lockable rotary cutting mat
CHEN CHI JEN0 citations51
US11613038B2Mar 28, 2023
Folding cutting mat
CHEN CHI JEN0 citations51
US10640901B1May 5, 2020
Portable sewing tool kit
CHEN CHI JEN0 citations51
SILICONWARE PRECISION INDUSTRIES CO LTD
7 patentsUS11532528B2Dec 20, 2022
Electronic package and manufacturing method thereof
SILICONWARE PRECISION INDUSTRIES CO LTD3 citations72
US11610850B2Mar 21, 2023
Electronic package and fabrication method thereof
SILICONWARE PRECISION INDUSTRIES CO LTD3 citations71
US11398413B2Jul 26, 2022
Electronic package with multiple electronic components spaced apart by grooves
SILICONWARE PRECISION INDUSTRIES CO LTD3 citations68
US12205906B2Jan 21, 2025
Electronic package and fabrication method thereof
SILICONWARE PRECISION INDUSTRIES CO LTD0 citations62
US11881459B2Jan 23, 2024
Electronic package and fabrication method thereof
SILICONWARE PRECISION INDUSTRIES CO LTD0 citations62
US12107055B2Oct 1, 2024
Electronic package and fabrication method thereof
SILICONWARE PRECISION INDUSTRIES CO LTD0 citations60
US11676877B2Jun 13, 2023
Electronic package with multiple electronic components spaced apart by grooves
SILICONWARE PRECISION INDUSTRIES CO LTD0 citations58
TAIWAN SEMICONDUCTOR MFG CO LTD
3 patentsUS9433973B1Sep 6, 2016
UV curing apparatus
TAIWAN SEMICONDUCTOR MFG CO LTD19 citations89
US10157759B2Dec 18, 2018
Curing apparatus and method using the same
TAIWAN SEMICONDUCTOR MFG CO LTD3 citations69
US9818628B2Nov 14, 2017
Curing apparatus and method using the same
TAIWAN SEMICONDUCTOR MFG CO LTD1 citations59
BENQ CORP
3 patentsACER PERIPHERALS INC
3 patentsUS6327161B1Dec 4, 2001
Power-saving circuit
ACER PERIPHERALS INC10 citations74
US6236578B1May 22, 2001
Power supply which can convert an oscillating voltage into a variable steady state voltage
ACER PERIPHERALS INC4 citations63
US5835363ANov 10, 1998
Power supply device featuring synchronous mode and asynchronous mode operation
ACER PERIPHERALS INC6 citations63