Learn more

POLLEN ARTHUR HUNGERFORD

Overview
  • Total Patents
    61
About

POLLEN ARTHUR HUNGERFORD has a total of 61 patent applications. Its first patent ever was published in 1905. It filed its patents most often in United Kingdom and Austria. Its main competitors in its focus markets textiles and paper, measurement and weapons are MERGENTHALER SETZMASCHFAB GMBH, KENNEDY DAVID SHERWOOD and PERCY WALTER DRUITT.

Patent filings in countries

World map showing POLLEN ARTHUR HUNGERFORDs patent filings in countries
# Country Total Patents
#1 United Kingdom 59
#2 Austria 2

Patent filings per year

Chart showing POLLEN ARTHUR HUNGERFORDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Pollen Arthur Hungerford 61
#2 Isherwood Harold 26
#3 Landstad Halvor Folkestad 4
#4 Holbourns John Glennie 2
#5 Billington John Ernest 1
#6 Bland John Parkinson 1
#7 Longhurst Henry Alexander 1
#8 Chicken Christopher Brunswick 1
#9 Riley Gerard Brook 1
#10 Taylor Harold Dennis 1

Latest patents

Publication Filing date Title
GB126455A Dual Range-finder Control.
GB127032A Improvements in or relating to Apparatus for Determining and Correcting the Course of an Aircraft.
GB125467A Speed Overland and Drift Indicator for use on Aircraft.
GB125468A Bomb Dropping Sight for Aircraft.
GB191424830A Improvements in Electric Fire Control for Guns.
GB191316373A Improvements in Apparatus for Determining Sighting Data for Naval Guns.
GB191314521A Improvements in Naval Fire Control.
GB191311009A Improvements in Range and Bearing Indicating Range Clocks.
GB191304164A Improvements in Order Telegraphs.
GB191230090A Improvements in Range Finders.
GB191225768A Improvements in Instruments for Averaging the Observations from Rangefinders and the like.
GB191223349A Apparatus for Automatically Plotting the Courses of a Ship and a Moving Target.
GB191223351A Combined Range and Bearing Rate Plotter.
GB191223352A Improvements in Rate Plotting Machines.
GB191217441A Improvements in Ball and Disk Variable Speed Mechanism.
GB191201562A Improvements in Naval Fire Control.
GB191114302A Improvements in Indicator and Order Telegraphs.
GB191107383A Improvements in Electrical Step by Step Transmitting Gear.
GB191100362A Improvements in Naval Fire Control.
GB191100360A Improvements in Range Clocks.