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WIENEKE FRANZ

Overview
  • Total Patents
    106
About

WIENEKE FRANZ has a total of 106 patent applications. Its first patent ever was published in 1964. It filed its patents most often in Germany, EPO (European Patent Office) and France. Its main competitors in its focus markets agriculture, machines and foods and drinks are KALVERKAMP KLEMENS, MENGELE SOEHNE MASCH EISEN and HUNAN NONGYOU AGRICULTURAL EQUIPMENT CO LTD.

Patent filings per year

Chart showing WIENEKE FRANZs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wieneke Franz Prof Dr Ing 74
#2 Wieneke Franz 14
#3 Wieneke Franz Prof Dr-Ing 10
#4 Doehrer Karl 4
#5 Von Dipl-Ing Nordenskjoeld Rei 3
#6 Eimer Manfred 2
#7 Hartmann Dieter Dr Agr 2
#8 Karpa Herbert 1
#9 Kohlheb Robert Dr 1
#10 Claus Hans Gunther Prof Dr 1

Latest patents

Publication Filing date Title
DE19837436A1 Shredding device for branches and other stalked plants has cylindrical or conical rotor with cutting screw whose cutting blades are raised over rotor sleeve to plane off chippings
DE19835488A1 Shredder for wooden stems and plants has a rotating support with an angled slot to hold a cutting blade with cutting edge proud of the support surface
DE19610452A1 Combined chopper, used in agriculture for standing crops and undergrowth
DE4238007A1 Mower chopper for trees
DE4218591A1 Mechanical processing of long stemmed crops - consists of two parallel rollers with screw like surfaces rotating in contra motion with small gap between rollers
DE4209947A1 Chopper for stalked plants and bushes
DE4208486A1 Dung heap - is built up from below with lower aeration for consistent decomposition in lower part of the heap
DE4200592A1 Pulverising device for wood or sheet material - with gap between rotor cutting tools and cooperating profiled edges of housing adjustable to prevent damage
DE4132026A1 Mixing loose,chopped straw with soil - loosens soil by shares in preset layer thickness and carries out mechanical mixing
DE4131895A1 Chaff cutter with rotor and swivelling tools - has axially extending counter-fillets to rotating tools, breaking wind flow and blowing back into inlet funnel.
DE4129884A1 Chopper for splitting straw stems with tool rotor - has oscillating, suspended cutting or ripping tools on rotor in housing with inlet and discharge
DE4032496A1 Device for treating foodstuffs e.g. fruit, tea leaves with microwaves - comprises microwave source above conveyor of foodstuff, and element under source to deflect waves back to conveyor
DE4017495A1 Reaper implement with processing rollers - comprises one or more rollers located above and in front of reaper revolving at higher speeds
DE4008104A1 Faster composting appts. with self-circulating air flow - where warm air from reaction rises, cools and falls to base of container via tube, draws in water and flows through heap again
DE3934143A1 Machine for cutting potatoes - has feed channel moving like pendulum over fixed cutter
DE3927591A1 Two=stage dying of biological material - by using warm air in first stage and microwave in second stage
DE3927592A1 Auger-type mower for silage - has rotating roller for preparing material
DE3908704A1 Process and apparatus for natural horchata de chufa (tiger nut milk)
US5027592A Roller-type mower
DE3822161A1 Worm-type mower with a cutting band