Learn more

GUARDALL LTD

Overview
  • Total Patents
    12
About

GUARDALL LTD has a total of 12 patent applications. Its first patent ever was published in 1980. It filed its patents most often in EPO (European Patent Office), United Kingdom and Spain. Its main competitors in its focus markets control, electrical machinery and energy and audio-visual technology are CHONGQING ANMAI TECHNOLOGY CO LTD, iHaus AG and ANHUI FANMI TECH CO LTD.

Patent filings in countries

World map showing GUARDALL LTDs patent filings in countries

Patent filings per year

Chart showing GUARDALL LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Owers Ian Alexander 3
#2 Miller Robert Earl 2
#3 Nolan Tam 2
#4 Henness Alan 2
#5 Galloway John Lindsay 2
#6 Mckelvie Martin James Lister 1
#7 Horwood Kenneth E 1
#8 Wong David Wing Kwong 1
#9 Wong David Wing Kwon 1
#10 Holme Roger 1

Latest patents

Publication Filing date Title
GB9809152D0 Electromagnetic radiation sensing device
GB9320481D0 Activation circuit for current drawing alarm detection system
EP0099223A2 Electromechanical release mechanism
US4333233A Machines and method applicable to the manufacture of electrical and like devices
GB2045117A Inserting components into printed-circuit boards
GB2045118A Methods and machines for inserting components into printed-circuit boards