Learn more

HYDROTEK CORP

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    193,347
  • Filing trend
    ⇩ 100.0%
About

HYDROTEK CORP has a total of 22 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1986. It filed its patents most often in United States, Taiwan and United Kingdom. Its main competitors in its focus markets civil engineering, mechanical elements and machines are MAERCOVICH JORGE, LAVELLE IND INC and PECK BROS & CO.

Patent filings in countries

World map showing HYDROTEK CORPs patent filings in countries
# Country Total Patents
#1 United States 15
#2 Taiwan 4
#3 United Kingdom 2
#4 China 1

Patent filings per year

Chart showing HYDROTEK CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hwang Su 6
#2 Huang Shu 5
#3 Huang Su 3
#4 Hu Lee-Ping 2
#5 Wu Chin-Tai 2
#6 Wu Mc-Gavour 1
#7 Guangxia Wang 1
#8 Ma Cheng-Yi 1
#9 Bingheng Xie 1
#10 Wu Shui-Shun 1

Latest patents

Publication Filing date Title
US10874262B1 Soap dispensing nozzle structure
US2019049035A1 Solenoid valve
US9850644B1 Plunger-type diaphragm valve
US2018030699A1 Control method and circuit of a controller for a battery operated water faucet
TW201546390A High performance solenoid valve
TW201235584A Manual/Automatic dual-purpose cold/hot water faucet with ceramic valve
CN101351115A Method for monitoring drilling quality of printed circuit board drilling department
US2007158602A1 Valve disc for a faucet or a flusher
US2007094787A1 Multiple-electric-eye induction faucet
US2005283897A1 Manual pressing device for a flusher
US2005247899A1 Double valve flusher
TW200535303A Manual depression device for water flushing device
TW200532126A Flusher with multi- valves
US2004250343A1 Manual and automatic flusher
US2004187934A1 Manual-automatic water faucet
US2002195580A1 Solenoid valve with magnetic fluid filled between a magnetically conductive winding reel and a magnetically insulating tube
US6219857B1 Sensor device for use with a flush valve
US5699994A Sensor-type flush valve assembly with push button device for optional manual operation
GB8829514D0 Faucets
GB8829515D0 Faucets