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COUWENBERGS PAUL

Overview
  • Total Patents
    69
About

COUWENBERGS PAUL has a total of 69 patent applications. Its first patent ever was published in 1973. It filed its patents most often in Germany, Israel and Australia. Its main competitors in its focus markets civil engineering, chemical engineering and basic materials chemistry are TECHNICAL FABRICATORS, MOORE RICHARD P and STOISER U WOLSCHNER BETONWERK.

Patent filings per year

Chart showing COUWENBERGS PAULs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Couwenbergs Paul 51
#2 Sander Renald 6
#3 Otto Werner 5
#4 Couwenbergs P 2
#5 Holterhus Andreas 2
#6 Paul Couwenbergs 1
#7 Cohn And Partners Reinhold 1

Latest patents

Publication Filing date Title
DE19801349A1 Engine oil or hydraulic filter with simple mounting and interchangeable elements
DE4233302A1 Device for filtering oil, such as waste oil
DE3938686A1 Device for preparing diesel fuel for combustion
DK533288D0 Filtering device for filtering of polluted liquids
EP0276795A2 Filtering device for polluted liquids
DE3733971A1 Paper filter for filtering liquids
DE3724805A1 Combined main flow filter and partial flow filter
DE3714685A1 Spacer for reinforcements
DE3710388A1 Structural element
DD261129A5 Rollstein for roller tracks
DE3701115A1 Prefabricated-concrete compound-unit floor with static continuity effect
DE3627094A1 Rescue-signal appliance
DE3626958A1 ROLLSTEIN AND ROLLSTONE COMPOSITE
DE3607839A1 Production and process of a double-sided flame-retardant, insulating, sound-absorbing compartment panel for walls and ceilings and for cable partitioning - with the use of hot-dip galvanised general purpose mounts
AU5664086A Reusable casing system for creating free spaces in building materials
US4744190A Spacing retainer including locking means for reinforcements
DE3536699A1 Electronic line sensor system for tennis-court lines and anti-theft warning control
EP0139031A1 Set of stones for vertical composite walls
NL8204080A Building element.
DE2805325A1 Combined magazine rack and advertising stand - has drum holder with recesses and advertising space on outside