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BOLENZ & SCHAEFER MASCHF

Overview
  • Total Patents
    38
About

BOLENZ & SCHAEFER MASCHF has a total of 38 patent applications. Its first patent ever was published in 1960. It filed its patents most often in Germany, EPO (European Patent Office) and Austria. Its main competitors in its focus markets mechanical elements, machines and packaging and shipping are STEB SA, HYDAC TECHNOLOGY GMBH and MCBRIDE TROY O.

Patent filings in countries

World map showing BOLENZ & SCHAEFER MASCHFs patent filings in countries
# Country Total Patents
#1 Germany 31
#2 EPO (European Patent Office) 5
#3 Austria 1
#4 United States 1

Patent filings per year

Chart showing BOLENZ & SCHAEFER MASCHFs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wege Manfred 12
#2 Schaefer Heinrich 10
#3 Schmidt Hermann 5
#4 Kellenter Matthias Dr-Ing 3
#5 Bernhardt Otto 3
#6 Immel Alfred 2
#7 Buschmann Gerhard Dipl-Ing 2
#8 Neubert Mike Dipl-Ing 1
#9 Wienand Helmut 1
#10 Platt Willy 1

Latest patents

Publication Filing date Title
EP0890746A1 Device for extracting,converting and storing energy on an unpowered vehicle
EP0561006A1 Apparatus for controlled tensioning of a fibre reinforced web or strand in a window machine for producing fibre-reinforced plastics articles
EP0538501A1 Cylinder accumulator with charging oil disconnecting device in a hydraulic circuit
DE4122685A1 Device for regulating the roving (fiber strand) tensile stress in a system for producing objects from fiber-reinforced plastic
DE3821054A1 Device for length compensation of the fiber strands (rovings) in a system for winding hollow bodies made of fiber-reinforced synthetic resin
DE3815116A1 Device for tensioning the fibre strands (rovings) and for signalling breaks of the rovings on an apparatus for the winding of hollow bodies consisting of fibre-reinforced synthetic resin
DE3619457A1 Cylindrical pressure accumulator for hydraulic systems
DE3443676A1 Accumulator for hydraulic systems
DE3312872A1 Device for controlling the working pressure of an accumulator in a hydraulic unit
EP0085934A1 Pressure accumulator
DE3231723A1 Pressure reservoir
DE3204205A1 Pressure reservoir
DE2942917A1 Hydraulic pressure accumulator assembly - has cylinder connected to bottle by pipe bend with ends secured by flange rings
DE2934301A1 DEVICE FOR CHARGING PRESSURE STORAGE WITH HIGH-COMPRESSED GAS IN HYDRAULIC SYSTEMS.
DE2632072A1 Free-wheel with pawls released by centrifugal force - has torsion sprung pawls to transmit drive to inner or outer shaft
DE2459274A1 Electro magnetic single surface gear shafts coupling - has adjustment mechanism using springs and serrated circlips
DE2425424A1 Plastic domestic hot water storage container - with thermoplastic inner wall, and fibre-reinforced, thermosetting resin outer wall
DE2308226A1 Hollow, fibre-reinforced resin articles prepn. - which have multi-layer walls and are produced by winding-up process
DE2258779A1 Cutting manhole in glass fibre reinforced vessel - using pivotally mounted trepanning head to provide accurate positioning of hole
DE2258778A1 SHAFT COUPLING