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ROLFES LTD

Overview
  • Total Patents
    17
About

ROLFES LTD has a total of 17 patent applications. Its first patent ever was published in 1930. It filed its patents most often in United Kingdom, France and South Africa. Its main competitors in its focus markets machines and thermal processes are POWELL KEVIN MARK, DAVID HODGE and BENSON MARK.

Patent filings in countries

World map showing ROLFES LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 14
#2 France 2
#3 South Africa 1

Patent filings per year

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

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Rolfes Fritz Hermann 2
#2 Ehlers A 1

Latest patents

Publication Filing date Title
ZA7002916B Hanger tab
GB814933A Improvements in or relating to piercing tools for explosive cartridges
GB800676A Improvements in or relating to the securing of explosive charges in boreholes
GB594587A Improvements in or relating to fuzeheads for electric detonators
GB575800A Improvements in devices for recessing a blasting cartridge for insertion of a detonator and of a detonator-retaining clip
GB573188A Improvements in clips for holding detonators in blasting cartridges
GB563345A Improvements in means for safeguarding electric igniters of blasting detonators against accidental firing
GB555969A Improvements in means for safeguarding electric igniters of blasting detonators against accidental firing
GB556071A Improvements in means for safeguarding electric igniters of blasting detonators against accidental firing
GB513821A An improved clip for holding a detonator in a blasting charge
GB522302A An improved clip for holding a detonator in a blasting charge
GB521014A Improvements relating to the insertion of detonators in blasting charges
GB500335A An improved holder for fuze lighters
GB516869A Improvements in and relating to blasting detonators or capped fuses
GB356542A Improvements in or relating to means for attaching detonators to fuses