Learn more

STENOTYPE GRANDJEAN SA

Overview
  • Total Patents
    21
About

STENOTYPE GRANDJEAN SA has a total of 21 patent applications. Its first patent ever was published in 1927. It filed its patents most often in United States, Germany and United Kingdom. Its main competitors in its focus markets textiles and paper and packaging and shipping are PIATT MICHAEL J, HERMES PRECISA INTERNATIONAL and SCITEX VISION LTD.

Patent filings in countries

World map showing STENOTYPE GRANDJEAN SAs patent filings in countries
# Country Total Patents
#1 United States 8
#2 Germany 7
#3 United Kingdom 3
#4 Canada 2
#5 Switzerland 1

Patent filings per year

Chart showing STENOTYPE GRANDJEAN SAs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Textiles and paper
#2 Packaging and shipping

Focus technologies

# Technology
#1 Typewriters
#2 Handling thin material

Top inventors

# Name Total Patents
#1 Jean Segui 5
#2 Segui Jean 2
#3 Grandjean Francoise 2
#4 Jean Segni 1
#5 Marc Grandjean 1
#6 Stenotype Grandjean Societe An 1
#7 Grandjean Marc 1

Latest patents

Publication Filing date Title
US2776738A Collapsible-arm and locking mechanism for shorthand typewriters and like machines
US2787357A Mechanism for winding paper tapes in shorthand typewriters, calculating and other machines
US2805829A Winding device for shorthand typewriter or calculating machines
US2755905A Endless ribbon feeding device for shorth and typewriters
GB298155A Noiseless stenographic machine
GB298154A Paper feed driving gear for a stenographic machine
US1689283A Stenographic machine
CA276491A Stenographic machine
CA833989A Stenotype tripod