Learn more

L & K ENGINEERING CO LTD

Overview
  • Total Patents
    21
About

L & K ENGINEERING CO LTD has a total of 21 patent applications. Its first patent ever was published in 2001. It filed its patents most often in China, Singapore and Taiwan. Its main competitors in its focus markets environmental technology, semiconductors and optics are LUOYANG COPPER PROC GROUP CO L, LEI GUO and YAMAOKA TAKESHI.

Patent filings in countries

World map showing L & K ENGINEERING CO LTDs patent filings in countries
# Country Total Patents
#1 China 8
#2 Singapore 8
#3 Taiwan 3
#4 Japan 1
#5 United States 1

Patent filings per year

Chart showing L & K ENGINEERING CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Zhengyu Yang 6
#2 Yang Zheng-Yu 2
#3 Barry Wu 1
#4 Yang Cheng-Yu 1
#5 Hsieh Tung-Chieh 1
#6 Xie Dongjie 1
#7 Lo Chi-Hung 1
#8 Chien-Huang Wu 1
#9 Yao Kenneth 1
#10 Chi-Hung Lo 1

Latest patents

Publication Filing date Title
SG159414A1 Wireless monitoring and controlling system for a fan filter unit of a clean room
JP2010048525A Radio monitoring control system used in fan filter unit of clean room
CN101638943A Truss construction method and structure thereof
TW201002922A Truss constructing method and structure
CN101411960A Water wash equipment for dustfree room and water wash method thereof
TW200914154A Washing apparatus for use in clean room and washing method thereof
CN101377674A Wireless monitoring system for dust free chamber fan filtering unit
CN101347711A Horizontal type exhaust air-washing facility and waste gas treatment method thereof
CN101342452A Vertical waste gas washing facility and waste gas treatment method
CN101172212A Waste gas washing facility
CN101164663A Equipment for cleaning air
TW200812691A Air washing apparatus
SG139595A1 A blind patch structure
SG139596A1 An led lamp set
SG139583A1 Lamp assembly
CN101089502A Dustless chamber and its air conditioning method
US7149598B1 Process-oriented modulized plant for TFT-LCD fabrication
SG111031A1 Honeycomb plate structure with joining assembly
SG111917A1 Construction method of clean room
SG101960A1 Improved structure of lamp set