P

Inventor

LEE NING-CHENG

US32 patents
⚠️ This page may combine multiple inventors who share the name “LEE NING-CHENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

INDIUM CORP

21 patents
US8348139B2Jan 8, 2013

Composite solder alloy preform

INDIUM CORP25 citations92
US11229979B2Jan 25, 2022

High reliability lead-free solder alloys for harsh environment electronics applications

INDIUM CORP1 citations73
US9636784B2May 2, 2017

Mixed alloy solder paste

INDIUM CORP3 citations72
US11267080B2Mar 8, 2022

Low temperature melting and mid temperature melting lead-free solder paste with mixed solder alloy powders

INDIUM CORP5 citations69
US10888958B2Jan 12, 2021

Hybrid high temperature lead-free solder preform

INDIUM CORP2 citations68
US9741676B1Aug 22, 2017

Tin-indium based low temperature solder alloy

INDIUM CORP3 citations64
US12090579B2Sep 17, 2024

High reliability lead-free solder alloys for harsh environment electronics applications

INDIUM CORP0 citations62
US11413709B2Aug 16, 2022

High reliability lead-free solder alloys for harsh environment electronics applications

INDIUM CORP0 citations62
US11752579B2Sep 12, 2023

High reliability leadfree solder alloys for harsh service conditions

INDIUM CORP1 citations60
US11712762B2Aug 1, 2023

Low temperature melting and mid temperature melting lead-free solder paste with mixed solder alloy powders

INDIUM CORP0 citations59
US12240060B2Mar 4, 2025

SnIn solder alloys

INDIUM CORP0 citations58
US11999018B2Jun 4, 2024

SnBi and SnIn solder alloys

INDIUM CORP0 citations58
US11807536B2Nov 7, 2023

Method for preparing graphite sheets with piercing treatment to enhance thermal conduction

INDIUM CORP0 citations56
US11738411B2Aug 29, 2023

Lead-free solder paste with mixed solder powders for high temperature applications

INDIUM CORP1 citations53
US11581239B2Feb 14, 2023

Lead-free solder paste as thermal interface material

INDIUM CORP0 citations52
US10328533B2Jun 25, 2019

Hybrid lead-free solder wire

INDIUM CORP0 citations51
US10118260B2Nov 6, 2018

Mixed alloy solder paste

INDIUM CORP1 citations51
US9802274B2Oct 31, 2017

Hybrid lead-free solder wire

INDIUM CORP0 citations51
US10756039B2Aug 25, 2020

Fluxes effective in suppressing non-wet-open at BGA assembly

INDIUM CORP0 citations48
US9875983B2Jan 23, 2018

Nanomicrocrystallite paste for pressureless sintering

INDIUM CORP0 citations47
US10813228B2Oct 20, 2020

Preventing post reflow interconnect failures in VIPPO solder joints via utilization of adhesive material

INDIUM CORP0 citations28

INDIUM CORP AMERICA

5 patents

LIU WEIPING

2 patents

CHEN SIHAI

2 patents

ZHANG HONGWEN

1 patent

LEE NING CHENG

1 patent