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PARKINSON ERNEST

Overview
  • Total Patents
    11
About

PARKINSON ERNEST has a total of 11 patent applications. Its first patent ever was published in 1899. It filed its patents most often in United Kingdom and United States. Its main competitors in its focus markets machine tools and mechanical elements are SHENZHEN K O MACHINERY PTE CO LTD, HOHENSTEIN VORRICHTUNGSBAU and CHONGQING DUNMING VALVE CO LTD.

Patent filings in countries

World map showing PARKINSON ERNESTs patent filings in countries
# Country Total Patents
#1 United Kingdom 10
#2 United States 1

Patent filings per year

Chart showing PARKINSON ERNESTs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Parkinson Ernest 11
#2 Smith Charles Henry 2
#3 Pike Frank 1

Latest patents

Publication Filing date Title
GB113695A Improvements in and relating to Dividing Heastocks.
US1187777A Protection of lubricating-holes in machines.
GB191507918A Improvements relating to the Protection of Lubricating Holes of Machines.
GB191424578A Improvements appertaining to the Automatic Cutting Feed of Milling and like Machines.
GB191416877A Improvements in and relating to Steadying Apparatus applicable for Slide Lathes and the like.
GB191113465A Apparatus for use in Testing Toothed Gearing.
GB191100458A Improvements in and relating to Supporting Parallel Vises.
GB190817469A Improvements in and relating to Operating Vise Screws.
GB190209361A Improvements in and relating to Screw Cutting Lathes.
GB190002507A Improvements in and relating to Controlling the Sliding Cutter Saddle of Wheel Cutting Machines.
GB189907819A Improvements in connection with Screw Cutting Lathes.