Learn more

HILL EBENEZER

Overview
  • Total Patents
    52
About

HILL EBENEZER has a total of 52 patent applications. Its first patent ever was published in 1888. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets engines, pumps and turbines, machines and control are HARGRAVES TECHNOLOGY CORP, SPICKET VALVES & PUMPS LTD and SVANTE BAHRTON.

Patent filings in countries

World map showing HILL EBENEZERs patent filings in countries
# Country Total Patents
#1 United States 32
#2 United Kingdom 8
#3 Canada 7
#4 France 3
#5 Switzerland 1
#6 Spain 1

Patent filings per year

Chart showing HILL EBENEZERs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hill Ebenezer 50
#2 Ebenezer Hill 3
#3 Ebenezer Hill Junior 2
#4 Hill Ernest 1
#5 Morgan Henry P 1

Latest patents

Publication Filing date Title
US1262667A Air-compressor control,
US1145020A Calculating instrument.
US1080063A Air-compressor.
US1068432A Thermal control for air-compressors.
US1000809A Air-compressor.
US994396A Automatic safety-stop for air-compressor engines.
GB190918054A Improved Means or Apparatus for Grading, Cleaning and Polishing Peas, Beans, Maize, Seeds and the like.
GB190916900A Improvements in Instruments for Calculating the Correction to be Applied to a Vessel's Course to Counteract Tidal Effect.
US931870A Engine-governor.
US907353A Knob attachment.
CA113828A Compressor mechanism
CA113830A Air compressor mechanism
CA113827A Compressor mechanism
CA113829A Air compressor mechanism
GB190716654A Improvements in Air or Gas Compressors.
CA107462A Gas compressor
US865389A Control of electrically-driven air-compressor.
US865390A Means for unloading air-compressors.
US865388A Control of an electrically-driven air-compressor.
US847771A Lubricating-cup.