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HELSINGIN PUHELIN OY

Overview
  • Total Patents
    16
About

HELSINGIN PUHELIN OY has a total of 16 patent applications. Its first patent ever was published in 1994. It filed its patents most often in Finland, EPO (European Patent Office) and Japan. Its main competitors in its focus markets telecommunications are TELEPHONE CONNECTION, PLESSEY CANADA and ORANSAY LTD.

Patent filings per year

Chart showing HELSINGIN PUHELIN OYs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Telecommunications

Focus technologies

Top inventors

# Name Total Patents
#1 Fils Henry 8
#2 Taehtinen Jyri 2
#3 Linturi Risto 2
#4 Lehtinen Kari 2
#5 Meskanen Tapio 2
#6 Lehto Raimo 1
#7 Rupponen Kai 1
#8 Halttunen Lasse 1
#9 Poikolainen Pasi 1
#10 Vuorikoski Mikko 1

Latest patents

Publication Filing date Title
FI974110A0 Foerfarande och anordning Foer distribution av TV-saendning
FI973915A0 Method and apparatus for connecting calls and for conveying messages during a call to an A and a B subscriber
FI970248A0 Foerfarande Foer genomfoering av parallellt anrop till traod- och mobilanslutning
FI962407A0 For the purposes of this Regulation
FI961102A0 Foerfarande Foer vidarebefordring av Elektroniska postmeddelanden till en traodtelefonabonnent
FI952687A0 Foerfarande faer spridning av en signal i ett mobililtelefonsystem inuti en byggnad samt anslutningsdosa Foer coppling av antennen i ett mobililtelefonsystem till ett signalfoerdelningssystem
FI944596A0 Method and apparatus for splitting signals into a multi-channel digital radio telephone network
FI942147A0 Procedure for control of telephone exchange centers