Learn more

KEYSAN LTD

Overview
  • Total Patents
    12
About

KEYSAN LTD has a total of 12 patent applications. Its first patent ever was published in 1979. It filed its patents most often in United Kingdom, EPO (European Patent Office) and Norway. Its main competitors in its focus markets civil engineering are MEHLHORN WOLFGANG, MAARS HOLDING BV and MAZZOCCO ANTONIO.

Patent filings in countries

World map showing KEYSAN LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 10
#2 EPO (European Patent Office) 1
#3 Norway 1

Patent filings per year

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

Focus industries

# Industry
#1 Civil engineering

Top inventors

# Name Total Patents
#1 Eccleshall David John 7
#2 Eccleshall David J 2
#3 Ecceleshall David John 1

Latest patents

Publication Filing date Title
GB9404433D0 Partition system
GB9304157D0 Structure comprising a frame and a glazing panel and method of trapping a marginal portion of a glazing panel
GB9210685D0 Blind and method of adjusting a blind
GB9112501D0 Wall,clip for use in the wall and method of installing the wall
GB9102780D0 Wall,method of erecting a wall and a kit of parts for use in the wall
GB8823497D0 Wall and method of partitioning the interior of a building
GB8818898D0 Glazing
GB8325825D0 Wall tie
GB2103260A Partition structure
GB2051191A Door and Frame Structure