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VISSERS NV HERBERT

Overview
  • Total Patents
    142
About

VISSERS NV HERBERT has a total of 142 patent applications. Its first patent ever was published in 1962. It filed its patents most often in United Kingdom, Germany and France. Its main competitors in its focus markets agriculture, mechanical elements and chemical engineering are LUDWIG ERHARDT DIPL ING, HARGREAVES & COMPANY LTD W and TROESTER A J FA.

Patent filings per year

Chart showing VISSERS NV HERBERTs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Vissers Herbert 10
#2 Oosterling Pieter Adriaan 8
#3 Vissers H 7
#4 Oosterling P 7
#5 Hooftman Johannes Philippus 5
#6 Hooftman J 5
#7 Oosterling P A 4
#8 Hooftman J P 3
#9 De Koning C 3
#10 Koning Cornelis Jan De 2

Latest patents

Publication Filing date Title
NL8102562A Spreader.
GB1444299A Device for spreading fertilizer or other substances
GB1479970A Device for spreading distributable material comprising an oscillating distributor pipe
NL7317638A Device for calculating dosage of chemical sprayed from moving vehicle - has slide rule with four logarithmic parameter scales divided between frame and cursor
US3881659A Spreading device
NL7315341A Granular material spreader with oscillating pipe - has stirrup with deflector plate on pipe outlet end
GB1434293A Leaf stripper
NL7313012A Mobile harvester for root vegetables - esp. 6 row beet harvester with probe disc, leaf topper and beet lifter
FR2336027A5 Fertilizer spreader with portable chassis - has hopper with distributor pipe connected to its open base and drive mechanism
DE2343597A1 Fertilizer spreader with portable chassis - has hopper with distributor pipe connected to its open base and drive mechanism
NL7311462A Tractor drawn crop mowing mechanism - comprising reciprocating toothed cutter cooperating with polyamide toothed counter cutter
GB1419842A Device for the uniform distribution of a granular substance for example fertilizer
ES412174A1 A device for spreading material susceptible to be distributed, for example, fertilizer. (Machine-translation by Google Translate, not legally binding)
GB1409897A Apparatus for harrowing the ground
NL163406B Spreading device equipped with a spreading spreading pipe.
US3837407A Oscillating agricultural implement
ZA7200660B Agricultural implement
CA944394A Spreader
CA952363A Harrow
ES395840A1 Improvements introduced in agricultural appearances. (Machine-translation by Google Translate, not legally binding)