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HENDERSON JAMES BLACKLOCK

Overview
  • Total Patents
    16
About

HENDERSON JAMES BLACKLOCK has a total of 16 patent applications. Its first patent ever was published in 1897. It filed its patents most often in United Kingdom, Canada and United States. Its main competitors in its focus markets measurement, weapons and machines are LITEF LITTON TECH HELLIGE, BARR ARCHIBALD and ARCHIBALD BARR.

Patent filings in countries

World map showing HENDERSON JAMES BLACKLOCKs patent filings in countries
# Country Total Patents
#1 United Kingdom 14
#2 Canada 1
#3 United States 1

Patent filings per year

Chart showing HENDERSON JAMES BLACKLOCKs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Henderson James Blacklock 16

Latest patents

Publication Filing date Title
GB131036A Improvements in Methods of Controlling Guns.
US1226882A Gyro-compass.
GB112636A Improvements in Gyro-compasses.
GB110369A Improvements in and relating to Gyroscopic Compasses.
GB125096A Apparatus for Indicating Changes in the Course of a Ship, Airship, Aeroplane or the like, also applicable for Automatic Steering.
GB124503A Improvements in Relays Operated by Fluid Pressure, especially intended for use in the Control of Gun Mountings.
GB104191A Improvements in Gyro-compasses.
GB191516098A Improvements in Gyro-compasses.
GB191508760A Improvements in Methods of Damping the Rolling and Ships or the Angular Motion of any Body by Means of Gyroscopes.
GB191414486A Improvements in Gyroscopic Compasses.
GB191326160A Improvements in Gyroscopic Compasses.
GB191326068A Improvements in Gyroscopic Compasses.
GB191006904A Improvements in and relating to Apparatus for Optically Measuring Strains.
GB190702045A Improvements in and relating to Projectiles
GB189715372A An Improved Cycle Gear.
CA282419A Golf mechanism