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ROBERT HAMILTON HALL

Overview
  • Total Patents
    11
About

ROBERT HAMILTON HALL has a total of 11 patent applications. Its first patent ever was published in 2007. It filed its patents most often in New Zealand. Its main competitors in its focus markets basic materials chemistry and environmental technology are ANHUI MUYANG ANIMAL HUSBANDRY CO LTD, FENGTAI FENGHENG AGRICULTURAL DEV CO LTD and QUANJIAO COUNTY WANGZHEN POULTRY FARMING PROFESSIONAL COOP.

Patent filings in countries

World map showing ROBERT HAMILTON HALLs patent filings in countries
# Country Total Patents
#1 New Zealand 11

Patent filings per year

Chart showing ROBERT HAMILTON HALLs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hall Robert Hamilton 6
#2 Robert Hamilton Hall 5

Latest patents

Publication Filing date Title
NZ631779A Improvements in and relating to a fishing system
NZ628239A Improvements in and relating to the calcination of rock material
NZ615600A Improvements in and relating to soil treatments
NZ613846A Improvements in and relating to fishing systems
NZ596059A Improvements in and relating to soil treatments
NZ594880A Improvements in and relating to soil treatment
NZ588174A Soil treatment composition comprising particulate elemental sulphur
NZ588680A Granular fertilizer compositions containing particulate reactive phosphate rock (RPR) and finely ground triple superphosphate (TSP)
NZ567553A Fertilizer composition comprising urea and elemental sulphur intermixed and interground with a urease inhibitor
NZ576689A Granular fertiliser composition comprising finely interground elemental sulphur and particulate urea
NZ562658A Improvements in and relating to soil treatments using fine particulate elemental sulphur