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PORTWELL INC

Overview
  • Total Patents
    62
  • GoodIP Patent Rank
    67,146
  • Filing trend
    ⇩ 71.0%
About

PORTWELL INC has a total of 62 patent applications. It decreased the IP activity by 71.0%. Its first patent ever was published in 2000. It filed its patents most often in United States, Taiwan and EPO (European Patent Office). Its main competitors in its focus markets computer technology, audio-visual technology and electrical machinery and energy are HONGFUJIN PREC ELECTRONICS TIANJIN CO LTD, EUROTECH SPA and TYAN COMPUTER CORP.

Patent filings in countries

World map showing PORTWELL INCs patent filings in countries

Patent filings per year

Chart showing PORTWELL INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Chih-Chung 9
#2 Tsai Ming-Hsin 4
#3 Hung Te-Fu 4
#4 Chi Pei-Chin 4
#5 Zheng Guang-Hong 3
#6 Wang Jen-Chun 2
#7 Liu Jia-Cong 2
#8 Liu Chia Tsung 2
#9 Huang Shih Ya 2
#10 Cheng Kuang-Hung 2

Latest patents

Publication Filing date Title
US2021103540A1 Network input/output structure of electronic device
US2021025401A1 Wind direction changing structure of fan
US2020287373A1 Reverse polarity protection device
US2020057743A1 Network input/output structure of electronic device
TW202019335A Structure of physiological measurement device for erecting electronic device including a connecting piece and an erecting fixing piece
US2018343746A1 Circuit board component layout determination method
US2018285311A1 Server having ip miniature computing unit
TW201909677A Group tracking system comprising at least one main control end, a plurality of monitoring ends and at least one mobile device
US2017243677A1 Flexible flat cable structure capable of improving crosstalk interference
TW201828061A Input/output power protection apparatus for protecting peripheral devices capable of monitoring the current, voltage and power consumption and stopping the power supply without using I/O devices
TW201822576A Internet-of-things system with redundant communication protocol comprising at least one IoT master control terminal and at least one IoT device to enable the communication of each IoT master control terminal and the IoT device which is interrupted can proceed with normal communication
US2017316234A1 Sensory totem badge capable of transmitting individualized information
US2017331218A1 Usb 3.1 type-c stacking connector structure
US2017318464A1 Induction type ornament with private message transmission
US2017322821A1 Server capable of supporting and automatically identifying IP hard disk and SATA hard disk
TW201802734A Shopping/marketing method for specific consumer's items capable of obtaining a marketing tactics of transmitting specific corresponding messages to a specific consumer
US2016334838A1 Chassis door cover switch structure
TW201737195A Intelligent time control system for commuters being integrated with various existing public vehicles
US2017179649A1 Flexible flat cable structure capable of improving crosstalk interference
TW201719684A Flexible flat cable structure capable of reducing crosstalk capable of effectively suppressing ringing noises and improving signal transmission quality