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GRAVINER LTD

Overview
  • Total Patents
    163
About

GRAVINER LTD has a total of 163 patent applications. Its first patent ever was published in 1969. It filed its patents most often in United Kingdom, United States and Germany. Its main competitors in its focus markets control, measurement and civil engineering are KIDDE PORTABLE EQUIPMENT INC, PYROTECTOR INC and SECURITAS AB BEVAKNINGS.

Patent filings in countries

World map showing GRAVINER LTDs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Powell Brian David 15
#2 Ball David Nicholas 14
#3 Ball David N 11
#4 Spring David John 10
#5 Farquhar Robert L 10
#6 Farquhar Robert Lindsay 7
#7 Allen Nicholas Sydney 6
#8 Moore Peter Edwin 6
#9 Brown Alfred Robert 5
#10 Whetton Richard Anthony 4

Latest patents

Publication Filing date Title
GB8914458D0 Methods,apparatus and substances for extinguishing fires
GB8827862D0 Pyrotechnic compositions suitable for use in magnetohydrodynamic power generator
GB8823947D0 Flame detector
GB8815165D0 Fluid flow control arrangement
GB8712727D0 Impact detection
GB8709287D0 Fire detection
GB8706576D0 Passive restraints
GB8700232D0 Detection of electromagnetic radiation
GB8626447D0 Fire extingushing systems
GB8621688D0 Radiation detection arrangements
GB8611212D0 Measuring gas pressure
GB8608711D0 Cooling apparatus and a method of cooling
GB8607187D0 Fire & explosion detection & suppression
DE3606948A1 Explosion suppression arrangement
GB8531486D0 Fire and explosion detection and suppression
GB8531487D0 Fire and explosion detection and suppression
GB8527193D0 Fire extinguishing systems
GB8520689D0 Materials and systems for extinguishing fires and suppressing explosions
GB8519971D0 Gas detection systems
GB8515519D0 Gas detection