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BULL SA MACHINES

Overview
  • Total Patents
    566
About

BULL SA MACHINES has a total of 566 patent applications. Its first patent ever was published in 1933. It filed its patents most often in France, United Kingdom and United States. Its main competitors in its focus markets computer technology, basic communication technologies and audio-visual technology are BRITISH TABULATING MACH CO LTD, CARRY COMPUTER ENG CO LTD and INC TECHNOLOGIES HOLDINGS LTD.

Patent filings in countries

World map showing BULL SA MACHINESs patent filings in countries

Patent filings per year

Chart showing BULL SA MACHINESs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Andreas Knutsen Knut 11
#2 Gerard Feissel Henri 9
#3 Francois Brette Yves-Jean 8
#4 Charles Chenus Pierre Jacques 6
#5 Feissel Henri G 4
#6 Leclerc Bruno M J 4
#7 Adam Chaimowicz 4
#8 Chenus Pierre J C 3
#9 Morton Nadler 3
#10 Marie Beranger Raymond Henry E 3

Latest patents

Publication Filing date Title
GB1055500A Improvements in or relating to fixed-travel intermittent driving apparatus
US3285605A Card supply magazines
US3276767A Collating machine for selecting and collating cards
US3285600A Card punching and reproducing machine
GB1056239A Improvements in or relating to systems for the permanent storage of coded data
US3300657A Storage circuit employing tunnel diode, transistor and input transformer connected in series
US3286233A Fault detecting devices for character recognition
DE1544672A1 Abrasion-resistant material with high magnetic permeability and process for its production
US3360475A Magnetic friction packings
US3250921A Bistable electric device
GB1010250A Improvements in or relating to overload protection devices
GB1034212A Improvements in or relating to systems for automatically controlling data stored in a memory
US3366798A Electro-magnetic logical device
GB1047770A Improvements in or relating to generators for producing pulses of adjustable duration
GB1055889A Improvements in or relating to apparatus for processing data
GB1036338A Improvements in or relating to electric contacts for plug-in connections and connectors for plugs and plug-in circuits or the like
DE1449533A1 Arrangement for selecting saved data based on symbolic addresses
US3293362A Encoding keyboard
DE1206043B Block-shaped arrangement for the assembly of electrical or electrical circuit elements and process for their production
US3319234A Matrix memory device