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ADOLPHE GRANDJEAN

Overview
  • Total Patents
    11
About

ADOLPHE GRANDJEAN has a total of 11 patent applications. Its first patent ever was published in 1914. It filed its patents most often in United Kingdom, Germany and France. Its main competitors in its focus markets furniture and games, packaging and shipping and measurement are ELIOR GROUP, SUZHOU GOLDEN BIRD ROBOT TECH CO LTD and TENNANT.

Patent filings in countries

World map showing ADOLPHE GRANDJEANs patent filings in countries
# Country Total Patents
#1 United Kingdom 7
#2 Germany 2
#3 France 1
#4 United States 1

Patent filings per year

Chart showing ADOLPHE GRANDJEANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Adolphe Grandjean 1
#2 Grandjean Adolphe 1

Latest patents

Publication Filing date Title
GB449148A Improvements in or relating to aircraft
GB351786A Improvements in and relating to mechanical vacuum-cleaners
GB362871A Folding umbrella or sunshade
GB309953A Improvements in mechanical suction cleaners operated without the use of electricity
GB303132A Improvements in mechanically operated suction cleaners
GB256212A Improved dish-washing apparatus
GB203667A Continuously-fed apparatus for weighing various materials in bulk
US1393214A Portable loading apparatus