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BERTHIEZ CHARLES WILLIAM

Overview
  • Total Patents
    149
About

BERTHIEZ CHARLES WILLIAM has a total of 149 patent applications. Its first patent ever was published in 1936. It filed its patents most often in United Kingdom, Germany and Switzerland. Its main competitors in its focus markets machine tools, machines and mechanical elements are KUMMER FRERES SA, OTEC KK and POTTER AND JOHNSTON MACHINE CO.

Patent filings in countries

World map showing BERTHIEZ CHARLES WILLIAMs patent filings in countries
# Country Total Patents
#1 United Kingdom 46
#2 Germany 43
#3 Switzerland 39
#4 Canada 13
#5 United States 7
#6 Japan 1

Patent filings per year

Chart showing BERTHIEZ CHARLES WILLIAMs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Berthiez Charles William 53
#2 Charles-William Berthiez 34
#3 Rene Deflandre 4
#4 Deflandre Rene 4
#5 William Berthiez Charles 4
#6 Charles William Berthiez 3
#7 Defandre Rene 1
#8 Chiyaaruzu Uiriamu Berusuiitsu 1
#9 Louis Deflandre Rene-Eugen 1

Latest patents

Publication Filing date Title
JPS5217274A Device for mounting accessories to machine tool
US4060021A Circular indexing plate for a machine tool
US3885280A Bi-Rotational heads mounted on milling and boring machines
GB1241241A Machine tools with counterweights
US3604309A Machine tool for internal machining of a hollow workpiece constituted by two half shells
US3592102A Rotatable indexing plate for a machine tool
GB1221561A A table arrangement for supporting work pieces to be machined
US3470790A Milling and boring machines with rotary tailstocks
DE1477256A1 Milling and drilling machine with rotating tailstock
DE914994C Dialer for controlling machine and device parts
GB691850A Selecting device for controlling metal-cutting and like machine tools
DE952486C Universal machine tool
DE965051C Ventilation of electrical machines
DE916017C Device to hold back the lubricating oil in machine slideways
DE829008C Switching device for electrical circuits
GB668704A Improvements in the mounting of rotating horizontal tables in machines
GB668242A A device for controlling the speed of the working motor in a ward-leonard system
DE966238C Arrangement for regulating the speed of the working motor of a Leonard unit
DE825940C Process for machining large hollow workpieces, such as Turbine bodies
GB687280A Auxiliary tool head adaptable to a milling and boring machine or like machine tool