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KWH PIPE AB OY

Overview
  • Total Patents
    245
About

KWH PIPE AB OY has a total of 245 patent applications. Its first patent ever was published in 1988. It filed its patents most often in Finland, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets machines, mechanical elements and packaging and shipping are OJ KVKH PAJP AB, UPONOR LTD and FAB TECH INC.

Patent filings per year

Chart showing KWH PIPE AB OYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Blomqvist Gunnar 76
#2 Slotte Stefan 26
#3 Sjoeberg Sven 23
#4 Takala Seppo 21
#5 Andtbacka Anders 13
#6 Vestman Christian 13
#7 Warcholinski Marek 13
#8 Holm Alf 11
#9 Leiden Leif 11
#10 Lagus Olai 11

Latest patents

Publication Filing date Title
WO2013190183A1 Weighted pipe assembly and a method of weighting collector pipes
AR088792A1 THREE-DIMENSIONAL CONSTRUCTIONS THAT INCLUDES AT LEAST A RIGID PLATE WITH DOUBLE WALL STRUCTURE AND CONSIST OF ELONGED HOLLOW PROFILES SUPPORTED AGAINST THE OTHER
AR088360A1 METHOD TO PRODUCE A PLATE TYPE CONSTRUCTION WITH A DOUBLE WALL STRUCTURE
WO2012160254A1 Well
WO2012020171A2 Renovation module
FI20115658A0 Mechanical connection of plastic pipes
WO2011144814A1 Method and apparatus for processing plastic materials
EP2298531A1 Apparatus and method for coating pipes or pipe sections
EP2070879A1 Method of keeping active the activated sludge in a waste water purification unit
EP2181832A1 Method and apparatus for coating pipes and pipe sections
CN101730813A Method of grounding multilayer pipes and pipeline comprising multilayer pipe
EP2104606A1 Multiple layer pipe
FI20075556A0 Method for weighting plastic pipes and weighted plastic pipes
EP1985909A1 Method and apparatus for coating pipes
FI20070284A0 calibrator
ZA200800887B Method and device for joining pipes
FI20050651A0 Aeration unit for wastewater treatment in a treatment plant
FI20050634A0 Method and apparatus for internal cooling of extruded thermoplastic tubes
FI20050210A0 Process for the manufacture of pipes coated with a peelable protective layer
FI20050073A0 Process and apparatus for wastewater treatment