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CHUNGHWA TELECOM LAB

Overview
  • Total Patents
    28
About

CHUNGHWA TELECOM LAB has a total of 28 patent applications. Its first patent ever was published in 1998. It filed its patents most often in Taiwan. Its main competitors in its focus markets computer technology are BEIJING HUIYAN ZHIXING TECHNOLOGY CO LTD, RAMSAY THOMAS E and ZHEJIANG ICARE VISION TECHNOLOGY CO LTD.

Patent filings in countries

World map showing CHUNGHWA TELECOM LABs patent filings in countries
# Country Total Patents
#1 Taiwan 28

Patent filings per year

Chart showing CHUNGHWA TELECOM LABs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Computer technology

Top inventors

# Name Total Patents
#1 Liu Guang-Chin 4
#2 Chen Tsz-Lang 4
#3 Shiu Cheng-You 4
#4 Shiu Ke-Hua 2
#5 Jou Guo-Sen 2
#6 Liou Heng-Sung 2
#7 Chen Rung-Ming 2
#8 Guo Jia-Shiu 2
#9 Jeng Bo-Shuen 2
#10 Jiang Yan-Shiu 2

Latest patents

Publication Filing date Title
TW476208B Wireless dispatch system for telephone trouble
TW477145B Automatic collection call processing system based on Chinese syllable recognition
TW447186B Manufacturing method of selective area wet oxidation of surface emitting laser
TW466469B Estimation method of rhythm in Taiwanese
TW444143B Fiber pigtail type semiconductor photo detector module packaging structure and process
TW418370B Automatic instruction system for parking space
TW418369B Electronic tolling lane system having multi-lane control using high speed infrared communication
TW565809B Digital image monitoring and control system using mutual relation of interested region of image screen as trigger basis
TW476917B Hand features verification system of creature
TW452695B Method for the host computer to speed up the interruption process of its peripheral processors and the devices thereof
TW463491B A system converting digital switching system call detailed record into an accounting format
TW511012B Software reutilization environment management system
TW444448B CDMA base station system
TW451583B Automatic monitoring method and device of fiber cable TV transceiver
TW429672B Method of using capacitor to make transimpedance amplifier generate pole peaking phenomenon to increase its operation bandwidth
TW434423B Multi-channel fiber gratings fabricated by double beam interference and fixed period phase mask
TW435036B A key escrow system based on secret sharing methodology
TW437212B ATM virtual path multicast module
TW516300B ISDN multiplexer system for primary rate access
TW451590B Digital image law-enforcement monitoring system primarily using digital watermark to avoid editing and distorting