Learn more

BAKER PERKINS GRANBULL LTD

Overview
  • Total Patents
    16
About

BAKER PERKINS GRANBULL LTD has a total of 16 patent applications. Its first patent ever was published in 1959. It filed its patents most often in United Kingdom, France and Germany. Its main competitors in its focus markets machines, textiles and paper and foods and drinks are BROWN MACHINE CO, ASANO LAB CO LTD and CONDUCO AG.

Patent filings in countries

World map showing BAKER PERKINS GRANBULL LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 10
#2 France 3
#3 Germany 1
#4 Spain 1
#5 United States 1

Patent filings per year

Chart showing BAKER PERKINS GRANBULL LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Harwood Norman Frederick 7
#2 Osborne Alan John 2
#3 Morton David Charles 1
#4 Harwood Norman Francis 1
#5 Crisp Douglas 1
#6 Bennett Alan David 1
#7 Charles Morton David 1
#8 Frederick Harwood Norman 1

Latest patents

Publication Filing date Title
GB1112390A Improvements in machines for mixing or conveying material of a plastic dough-like consistency
GB1110610A Improvement in blow moulding machines
GB1112222A Improvements in machines for flame treating polythene articles
GB1055668A Improvements relating to the production of tubing
ES293494A1 Pressure molding apparatus (Machine-translation by Google Translate, not legally binding)
GB989657A Improvements in or relating to extrusion apparatus
GB956406A Improvements in or relating to blow moulding apparatus
GB972376A Improvements in or relating to blow moulding apparatus
GB1036711A Variable area extrusion head
GB944488A Improvements in or relating to the production and processing of plastic containers
GB914691A An improved electro-pneumatic control system for plastic extrusion blow moulding equipment