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KELLER & CO C

Overview
  • Total Patents
    143
About

KELLER & CO C has a total of 143 patent applications. Its first patent ever was published in 1934. It filed its patents most often in Germany, Italy and Switzerland. Its main competitors in its focus markets packaging and shipping, machines and machine tools are GOUGH & CO LTD, GRUPPO BARBIERI & TAROZZI SRL and LANCASTER IRON WORKS INC.

Patent filings in countries

World map showing KELLER & CO Cs patent filings in countries

Patent filings per year

Chart showing KELLER & CO Cs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Keck Dieter 22
#2 Kamphues Hermann 9
#3 Schaefer Karl 8
#4 Keller Aloys 7
#5 Ketteler Otto 6
#6 Berndt Walter 5
#7 Keck D 5
#8 Keller Josef 4
#9 Meyer Alfred 4
#10 Middendorf Albert 4

Latest patents

Publication Filing date Title
DE2601433B1 Tree trunk remnant support for veneer prodn. - has powered wedges within housings to operate counter pressure support rollers
DE2542461A1 Anti:loosening mechanism for reel rolled veneer coil - has mechanically fed gummed paper strip, water spray gun and control photocell
DE2540992B1 Veneer knife or plane type machine drive device - has triangular coupling between rotary disc drive and middle section
US4018324A Process and apparatus for arranging bricks in setting layers of rectangular configuration
DE2520566A1 Package sheet wrapping system - holds sheet taut inclined to travel direction welds together at trailing edge
DE2519227A1 Brick layered block arrangement - has four longitudinal layers fed and one layer removed and stored
DE2516706A1 Separating system for hard bricks - has part separation and removal system operating on brick rows and securing peg removal process
DE2511158B1 DEVICE FOR CUTTING BRICK SHAPES FROM A CLAY RAND
DE2507237A1 Machine for stacking bricks for transfer to kiln - has continuous conveyors forming rows of bricks on grouping table
DE2501936B1 VENEER KNIFE MACHINE
DE2457007A1 Sorter for veneer production machine - has separate transport devices for strip veneers and waste or other veneer types
DE2454703A1 Brick and tile elevator - has two pairs of chains with supports and driven separately from each other
DE2452048A1 Large constructional bricks from expandable material - involve mould separation system operating before sintered bricks are discharged to cool from tunnel oven
DE2451548B1 DEVICE FOR FORMING LAYERS OF BRICK MOLDINGS OR BRICKS
DE2451108A1 Building blocks made from expandable clay particles - with precise maintenance of temp. in moulds contg. raw materials
DE2450211A1 Mould for pyro plastically formed swollen clay bricks - has base with single lateral beam and interlocking de mountable side pieces
DE2447341A1 System for production of settling installations from bricks - has system for removal of excess bricks from lateral row from which settler is to be constructed
DE2440981A1 Device for manufacture of brick stacks - has transportation table and group guide device with conveyor for removal of completed piles
DE2440035A1 DEVICE FOR TRANSFERRING BRICK SHAPES MADE IN A PRESS ON BASE PLATES
ES429344A1 Device for the cutting of molded parts. (Machine-translation by Google Translate, not legally binding)