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MASSEY HAROLD FLETCHER

Overview
  • Total Patents
    17
About

MASSEY HAROLD FLETCHER has a total of 17 patent applications. Its first patent ever was published in 1895. It filed its patents most often in United Kingdom. Its main competitors in its focus markets machine tools are LYSVENSKIJ METALL Z, RUDENKO GRIGORIJ A and CHEKHOVSKIJ Z ENERGET MASH.

Patent filings in countries

World map showing MASSEY HAROLD FLETCHERs patent filings in countries
# Country Total Patents
#1 United Kingdom 17

Patent filings per year

Chart showing MASSEY HAROLD FLETCHERs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machine tools

Focus technologies

# Technology
#1 Forging

Top inventors

# Name Total Patents
#1 Massey Harold Fletcher 17
#2 Snow William Henry 4

Latest patents

Publication Filing date Title
GB191003451A Improvements in Forging Machines.
GB190929316A Improvements in Hammers Worked by Elastic Fluid.
GB190800449A Improvements in and relating to Hammers and other Machines and Air-compressors for Driving them.
GB190719747A Improvements in Power-hammers and the like.
GB190626138A Improvements in Steam-hammers and other Hammers and Stamps worked by Elastic Fluids supplied under pressure
GB190626137A Improvements in Pneumatic Power-hammers and like Tools
GB190612859A Improvements in Power-driven Olivers or Helve-hammers and Analogous Hammers
GB190411956A Improvements in Pneumatic-power-hammers.
GB190410764A Improvements in Pneumatic Power-hammers.
GB190403370A Improvements in Lubricators for use in connection with Steam-cylinders, Air-cylinders, Bearings and for other analogous purposes.
GB190215472A Improvements in Lifting or Pulling Mechanism for use in or in connection with Drop-stamps or Hammers or other Machines, or Devices.
GB190014022A Improvements in Pneumatic Power-hammers.
GB189801565A Improvements in Machines for Forging, Swaging, or Hammering.
GB189723749A Improvements in Power-hammers.
GB189628657A Improvements in Cramps or Clamps for Use in Securing in Position Articles or Objects to be Operated Upon by Machinery, or for other Purposes.
GB189600582A Improvements in Packing-blocks, Adjustable in Thickness, for Use in Supporting Articles or Objects Requiring to be Set Accurately and Rigidly in Position while being Operated on by Machinery, or for any other purpose.
GB189517390A Improvements relating to the Apparatus Employed in Operating the Valves of Steam-hammers, the Valves of which are or may be Arranged to be Worked by the Attendants in Charge thereof.