name:-0.11259007453918
name:-0.061567068099976
name:-0.021959066390991
Chunghwa Telecom Co., Ltd. Patent Filings

Chunghwa Telecom Co., Ltd.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Chunghwa Telecom Co., Ltd..The latest application filed is for "optical forwarding device".

Company Profile
21.75.89
  • Chunghwa Telecom Co., Ltd. - Taoyuan N/A TW
  • Chunghwa Telecom Co., Ltd. - Taoyuan City TW
  • Chunghwa Telecom Co., Ltd. - Yangmei, Taoyuan County N/A TW
  • Chunghwa Telecom Co., Ltd. - Taoyuan County N/A TW
  • Chunghwa Telecom Co., Ltd. - Yangmei TW
  • Chunghwa Telecom Co., Ltd. - Yangmei, Taoyuan N/A TW
  • Chunghwa Telecom Co., Ltd. - Yangmei City TW
  • Chunghwa Telecom Co., Ltd - Yangmei City, Taoyuan County N/A TW
  • Chunghwa Telecom Co., Ltd - Yangmei, Taoyuan County N/A TW
  • Chunghwa Telecom Co., Ltd. - Taipei TW
  • Chunghwa Telecom Co., Ltd - Yangmei City TW
  • Chunghwa Telecom Co., Ltd. - Tao Yuan TW
  • Chunghwa Telecom Co., Ltd - Taoyuan County TW
  • Chunghwa Telecom Co., Ltd. -
  • Chunghwa Telecom Co., Ltd. - Taoyuan Hsien TW
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Trademarks
Patent Activity
PatentDate
Identity authentication system and method thereof
Grant 11,321,439 - Hung , et al. May 3, 2
2022-05-03
Optical forwarding device
Grant 11,303,378 - Liao , et al. April 12, 2
2022-04-12
Method for reaching consensus on public distributed ledgers and system using the same
Grant 11,121,880 - Chang , et al. September 14, 2
2021-09-14
Optical Forwarding Device
App 20210226716 - Liao; Hung-Huei ;   et al.
2021-07-22
System and method for provisioning both IPV4 and IPV6 internet service and load balancer service
Grant 10,785,158 - Chen , et al. Sept
2020-09-22
Identity Authentication System And Method Thereof
App 20200184061 - Hung; Jia-Jiun ;   et al.
2020-06-11
Optical Duplexer And Optical Transceiving System
App 20200186274 - Liao; Hung-Huei ;   et al.
2020-06-11
Authentication system and method thereof for integrating heterogeneous network
Grant 10,652,783 - Tsou , et al.
2020-05-12
Issue-manage-style internet public opinion information evaluation management system and method thereof
Grant 10,650,316 - Huang , et al.
2020-05-12
Splitting scheduling system and method thereof for integrating heterogeneous network
Grant 10,645,715 - Wang , et al.
2020-05-05
Method for wireless backhaul frequency band flexible allocation
Grant 10,582,498 - Hsieh
2020-03-03
Gateway apparatus, detecting method of malicious domain and hacked host thereof, and non-transitory computer readable medium
Grant 10,574,695 - Jeng , et al. Feb
2020-02-25
Landmark recommendation method and non-transitory computer-readable storage medium integrated with life behavior analysis and social network
Grant 10,552,499 - Wu , et al. Fe
2020-02-04
Method For Reaching Consensus On Public Distributed Ledgers And System Using The Same
App 20190379546 - Chang; Ming-Che ;   et al.
2019-12-12
Buffer scheduling method for flow switching
Grant 10,491,974 - Cheng , et al. Nov
2019-11-26
Electronic switching beamforming antenna array
Grant 10,418,714 - Liao , et al. Sept
2019-09-17
Message Transmission Method
App 20190213641 - You; Jia-Ming ;   et al.
2019-07-11
Buffer Scheduling Method For Flow Switching
App 20190200105 - Cheng; Yuh-Jiuh ;   et al.
2019-06-27
Message transmission method
Grant 10,325,286 - You , et al.
2019-06-18
Identification code generating system and method thereof using virtual reality process
Grant 10,263,979 - Pan , et al.
2019-04-16
Gateway Apparatus, Detecting Method Of Malicious Domain And Hacked Host Thereof, And Non-transitory Computer Readable Medium
App 20190028508 - Jeng; Tzung-Han ;   et al.
2019-01-24
Mobile Device, Method, Computer Program Product And Issuance System For Configuring Ticket Co-branded Credit Card Based On Tokenization Technology
App 20180349885 - Kuo; Yih-Chyau ;   et al.
2018-12-06
Reduced-overhead channel estimation method and system thereof for massive MIMO systems
Grant 10,069,652 - Wu , et al. September 4, 2
2018-09-04
Reduced-overhead Channel Estimation Method And System Thereof For Massive Mimo Systems
App 20180248716 - Wu; Jwo-Yuh ;   et al.
2018-08-30
Landmark recommendation method and non-transitory computer-readable storage medium integrated with life behavior analysis and social network
App 20180018395 - Wu; Kuo-Ruey ;   et al.
2018-01-18
Electronic Switching Beamforming Antenna Array
App 20180019519 - Liao; Wen-Jiao ;   et al.
2018-01-18
Splitting Scheduling System And Method Thereof For Integrating Heterogeneous Network
App 20170359831 - Wang; Po-Hsueh ;   et al.
2017-12-14
Authentication System And Method Thereof For Integrating Heterogeneous Network
App 20170359753 - Tsou; Yao-Chun ;   et al.
2017-12-14
Message transmission method
Grant 9,813,853 - Yang , et al. November 7, 2
2017-11-07
Heterogeneous network integrating device and method thereof
Grant 9,755,793 - Wang , et al. September 5, 2
2017-09-05
Method for segmenting videos and audios into clips using speaker recognition
Grant 9,741,345 - Wang , et al. August 22, 2
2017-08-22
Method for Segmenting Videos and Audios into Clips Using Speaker Recognition
App 20170194003 - WANG; Chun-Lin ;   et al.
2017-07-06
Identification code generating system and method thereof using virtual reality process
App 20170155644 - PAN; YI-TSUNG ;   et al.
2017-06-01
Heterogeneous Network Integrating Device And Method Thereof
App 20170086088 - Wang; Chung-Ho ;   et al.
2017-03-23
Method For Wireless Backhaul Frequency Band Flexible Allocation
App 20170079034 - HSIEH; Bo-Han
2017-03-16
Client-side dynamic multi-routing power distribution system of FTTx optical terminal equipment
Grant 9,503,190 - Yeh , et al. November 22, 2
2016-11-22
Ringtone assignment system and the method thereof
Grant 9,491,287 - Zheng , et al. November 8, 2
2016-11-08
Control system and method for network service and function of virtual desktop application in cloud
Grant 9,467,333 - Lin , et al. October 11, 2
2016-10-11
Message Transmission Method
App 20160128107 - Yang; Shih-Cheng ;   et al.
2016-05-05
Issue-manage-style internet public opinion information evaluation management system and method thereof
App 20160098738 - HUANG; HUA-TAI ;   et al.
2016-04-07
Computer Program Products, Modules And Method To Generate Integer Zero Autocorrelation Sequence
App 20150312024 - Chang; Kuo-Wei
2015-10-29
Anti-counterfeiting system and method of e-ticket
Grant 9,147,092 - Jeng , et al. September 29, 2
2015-09-29
Ringtone Assignment System And The Method Thereof
App 20150181030 - Zheng; Fu-Rong ;   et al.
2015-06-25
Method for Segmenting Videos and Audios into Clips Using Speaker Recognition
App 20150051912 - WANG; Chun-Lin ;   et al.
2015-02-19
System and method for processing online reading interactions
Grant 8,856,164 - Lin , et al. October 7, 2
2014-10-07
Automated building monitoring system
Grant 8,831,784 - Wang , et al. September 9, 2
2014-09-09
Verification System And Verification Method
App 20140215582 - Lin; Yi-Shou ;   et al.
2014-07-31
Method and system for estimating traffic information by using integration of location update events and call events
Grant 8,788,185 - Yen , et al. July 22, 2
2014-07-22
Method for controlling freezing capacity of a variable-frequency freezing AC ice-water system
Grant 8,733,115 - Chen , et al. May 27, 2
2014-05-27
SMS authentication method
Grant 8,655,315 - Huang , et al. February 18, 2
2014-02-18
Client-side Dynamic Multi-routing Power Distribution System of FTTx Optical Terminal Equipment
App 20140003816 - Yeh; Li-Chia ;   et al.
2014-01-02
Control system and protection method for integrated information security services
Grant 8,621,612 - Wu , et al. December 31, 2
2013-12-31
Anti-counterfeiting System & Method Of E-ticket
App 20130313314 - JENG; Wei-Herng ;   et al.
2013-11-28
Control System And Method For Network Service And Function Of Virtual Desktop Application In Cloud
App 20130304880 - LIN; Jhih-yan ;   et al.
2013-11-14
Method for controlling freezing capacity of a fixed-frequency AC ice-water system
Grant 8,528,347 - Chen , et al. September 10, 2
2013-09-10
Optical fiber network test method of an optical frequency domain reflectometer
Grant 8,514,381 - Shao , et al. August 20, 2
2013-08-20
Network authentication system and method
Grant 8,510,809 - Tzeng August 13, 2
2013-08-13
Remote Water Sensing System With Optical Fiber
App 20130170786 - WANG; Chih-Yih ;   et al.
2013-07-04
Optical Fiber Network Test Method of an Optical Frequency Domain Reflectometer
App 20130077088 - Shao; Shou-kuo ;   et al.
2013-03-28
Automated Building Monitoring System
App 20130066470 - Wang; I-Yu ;   et al.
2013-03-14
Intelligent Administration System For Paying Electric Bill
App 20130066773 - Chou; Yu-Tzu ;   et al.
2013-03-14
Automated integration of events for a surveillance system
Grant 8,356,003 - Chen , et al. January 15, 2
2013-01-15
System and method for guiding and distributing network load flow
Grant 8,305,898 - Chang , et al. November 6, 2
2012-11-06
Secure Login Method
App 20120265989 - Lee; Cheng-Hsun ;   et al.
2012-10-18
User grouping method for inter-cell interference coordination in mobile telecommunication
Grant 8,243,670 - Chiu , et al. August 14, 2
2012-08-14
System And Method For Starting Cloud Computing Service According To User Location
App 20120173731 - Lin; Hsiu Min ;   et al.
2012-07-05
Sms Authentication Method
App 20120122497 - Huang; Chu-Fa ;   et al.
2012-05-17
Communication System And Method For Using Session Initiation Protocol In A Network Address Translation Environment
App 20120042082 - Liao; Ching-Fu ;   et al.
2012-02-16
Teleconferencing Control System And Method
App 20120039457 - Liao; Ching-Fu ;   et al.
2012-02-16
Communication System And Method For Using A Multi-tiered Registration Session Initiation Protocol
App 20120042081 - LIAO; Ching-Fu ;   et al.
2012-02-16
Method For Controlling Freezing Capacity Of A Variable-frequency Freezing Ac Ice-water System
App 20120000215 - Chen; Shyang-Yih ;   et al.
2012-01-05
Method For Controlling Freezing Capacity Of A Fixed-frequency Freezing Ac Ice-water System
App 20120000214 - Chen; Shyang-Yih ;   et al.
2012-01-05
Quantum Cryptography Service Network Implementation Structure
App 20110317836 - YEH; TZUOH-CHYAU ;   et al.
2011-12-29
Method for restraining inter-cell interference in a mobile communication system
Grant 8,086,180 - Chiu , et al. December 27, 2
2011-12-27
Data Grading Transmission Method
App 20110314273 - Chu; Pao Chuan ;   et al.
2011-12-22
Apparatus for monitoring optical obstructions in an optical split network and method thereof
Grant 8,077,298 - Wang , et al. December 13, 2
2011-12-13
Dynamic bandwidth allocation method of Ethernet passive optical network
Grant 8,068,731 - Peng , et al. November 29, 2
2011-11-29
System And Method For Integrating Remotely Accessed Data
App 20110289570 - Yang; Hai Chuan ;   et al.
2011-11-24
Cloud Storage System And Method
App 20110280400 - Chung; Che-Min
2011-11-17
Network-based lighting equipment remote monitoring and management system
Grant 8,049,592 - Wang , et al. November 1, 2
2011-11-01
Residential security surveillance and notification management system
Grant 8,026,804 - Wu , et al. September 27, 2
2011-09-27
Pre-coding apparatus on account of adaptive estimation
Grant 8,019,014 - Liau September 13, 2
2011-09-13
Combi-sim card framework of electronic purse combining wireless transceiver of mobile device
Grant 7,991,434 - Yen , et al. August 2, 2
2011-08-02
Regulation control system of air conditioning equipment
Grant 7,984,860 - Liao , et al. July 26, 2
2011-07-26
System And Method For Guarding Against Dispersed Blocking Attacks
App 20110179479 - Tsai; Jian-Gang ;   et al.
2011-07-21
System And Method For Audio/video Interaction
App 20110171620 - Tzeng; Shi-Chuan ;   et al.
2011-07-14
System And Method For Guiding And Distributing Network Load Flow
App 20110158097 - Chang; Ching-Keui ;   et al.
2011-06-30
Audio/video Teaching System
App 20110159471 - Su; Cheng-En
2011-06-30
Residential Security Surveillance And Notification Management System
App 20110057787 - Wu; Chien-Huang ;   et al.
2011-03-10
User Grouping Method For Inter-cell Interference Coordination in Mobile Telecommunication
App 20110045831 - Chiu; Che-Sheng ;   et al.
2011-02-24
System For Automated Integration Of Events
App 20110035348 - Chen; Pin-Chuan ;   et al.
2011-02-10
Performance Detection Method
App 20110023503 - Wang; Yu-Huan ;   et al.
2011-02-03
Generalized Code Communication System
App 20100290613 - Tsai; Chung-Yu ;   et al.
2010-11-18
Method For Restraining Inter-Cell Interference In A Mobile Communication System
App 20100267338 - Chiu; Che-Sheng ;   et al.
2010-10-21
Digital Content Processing System And Method
App 20100250702 - Wang; Ho-Chung ;   et al.
2010-09-30
Advertisement Customization System And Method
App 20100250371 - Lee; Ying-Tsung ;   et al.
2010-09-30
One-Time Password System Capable of Defending Against Phishing Attacks
App 20100241865 - Chang; Ming-Che ;   et al.
2010-09-23
System And Method For Processing Online Reading Interactions
App 20100217583 - Lin; Hung-Ju ;   et al.
2010-08-26
Network Authentication System And Method
App 20100186071 - Tzeng; Shi-Chuan
2010-07-22
System And Method For Activating Serial Number Of A Point Storage Card
App 20100173700 - CHEN; Wen-Hung
2010-07-08
System And Method For Managing Electronic Service Platform
App 20100174614 - Wu; Chien-Shin
2010-07-08
Interception-based Client Data Network Security System
App 20100132041 - Chu; Pao-Chuan ;   et al.
2010-05-27
Control System And Protection Method For Integrated Information Security Services
App 20100122345 - Wu; I-Fang ;   et al.
2010-05-13
Auto Provision System And Method For Customer Premises Equipment
App 20100119050 - Kuo; Ching-Chuan ;   et al.
2010-05-13
System And Method For Protecting Data Of Network Users
App 20100100960 - Wu; I-Fang ;   et al.
2010-04-22
System And Method For Identifying Network-connected User
App 20100091773 - Shyu; Ming-Shan ;   et al.
2010-04-15
Identity Verification System Applicable To Virtual Private Network Architecture And Method Of The Same
App 20090313691 - Chien; Che-Min
2009-12-17
System For Integrating And Transmitting Network Phone Signals And Method Applied Therein
App 20090252154 - Chen; Ivan
2009-10-08
Network Backup System And Method
App 20090245102 - Feng; Jen-Chieh
2009-10-01
Power Demand Control System For Air Conditioning Equipment
App 20090228151 - Wang; Yu-Huan ;   et al.
2009-09-10
Network-based air-conditioning equipment remote monitoring and management system
Grant 7,574,283 - Wang , et al. August 11, 2
2009-08-11
System For Instantly And Remotely Managing Assets Of Air Conditioning Equipment
App 20090182455 - Liao; Shiue-Juan ;   et al.
2009-07-16
Programming Control System For Adjusting An Air Conditioning Equipment
App 20090182456 - Liao; Shiue-Juan ;   et al.
2009-07-16
Regulation Control System Of Air Conditioning Equipment
App 20090026280 - Liao; Shiue-Juan ;   et al.
2009-01-29
Network-based Lighting Equipment Remote Monitoring And Management System
App 20090009282 - Wang; Yu-Huan ;   et al.
2009-01-08
Network-based Air-conditioning Equipment Remote Monitoring And Management System
App 20090012650 - Wang; Yu-Huan ;   et al.
2009-01-08
Portable Data Access Device
App 20080244163 - Ma; Hong-Chan ;   et al.
2008-10-02
Method for automatic call-transfer using a softphone
Grant 7,379,545 - Torng , et al. May 27, 2
2008-05-27
Method for detecting motion pixels in image
Grant 7,302,082 - Wu , et al. November 27, 2
2007-11-27
Q-learning-based multi-rate transmission control (MRTC) scheme for RRC in WCDMA systems
Grant 7,286,484 - Ren , et al. October 23, 2
2007-10-23
String extraction method for image based on multiple stroke width patterns matching
Grant 7,203,363 - Wu , et al. April 10, 2
2007-04-10
Method for eliminating musical tone from becoming wind shear sound
Grant 7,171,245 - Chen , et al. January 30, 2
2007-01-30
Mobile ticketing via information hiding
App 20070017979 - Wu; Qzen-Zong ;   et al.
2007-01-25
Electronic-ticket service system based on color-scale-code image recognition
App 20060293929 - Wu; Quen-Zong ;   et al.
2006-12-28
Image-based container defects detector
Grant 7,116,814 - Jeng , et al. October 3, 2
2006-10-03
Process for fabricating a micro-optical lens
Grant 7,097,778 - Ho , et al. August 29, 2
2006-08-29
Cascade extracting and solvent refreshing method for recycling jelly cables
Grant 7,011,713 - Fann , et al. March 14, 2
2006-03-14
Optimized filter parameters design for digital IF programmable downconverter
Grant 6,993,464 - Chiu , et al. January 31, 2
2006-01-31
Method for improving a high-speed edge-coupled photodetector
Grant 6,808,957 - Ho , et al. October 26, 2
2004-10-26
Optical ether constructed using paired couplers and paired fibers
App 20040208431 - Lin, Duo-Chang ;   et al.
2004-10-21
Automatic car toll computing and charging method
Grant 6,705,521 - Wu , et al. March 16, 2
2004-03-16
Suppression system of background noise of voice sounds signals and the method thereof
App 20030101048 - Liu, Chia-Horng
2003-05-29
Method for enhancing battery performance and apparatus using the same
App 20020090546 - Mu-Tsai, Chang ;   et al.
2002-07-11
Company Registrations

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