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POLYCITY ENTPR LTD

Overview
  • Total Patents
    33
About

POLYCITY ENTPR LTD has a total of 33 patent applications. Its first patent ever was published in 1999. It filed its patents most often in Canada, Australia and United States. Its main competitors in its focus markets thermal processes and electrical machinery and energy are OHSAWA MFG CO LTD, KLUSS ERNST and SEGAWA TAKAAKI.

Patent filings per year

Chart showing POLYCITY ENTPR LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sher Tak Chi 29
#2 Sher Takchi 2
#3 Chi Sher Tak 1
#4 Lloveras Xavier 1

Latest patents

Publication Filing date Title
FR2873428A3 Gas lighter
GB0400110D0 Child resistant lighter
GB0302940D0 Piezoelectric lighter including child resistant igniter assembly
WO03098114A1 Improvements in or relating to a lighter
WO03098106A1 Improvements in or relating to a lighter
CA2336726A1 Improvements in or relating to a lighter
CA2335434A1 Improvements in or relating to a lighter
US6431853B1 Lighter
CA2318681A1 Safety lighter with a windshield and method for making same
US6386861B1 Lighter with safety switch
CA2298176A1 Barbecue lighter with gas safety system
CA2293109A1 Barbecue lighter with safety device
AU5368599A A safety lighter with rotary wheel hoods
WO0065668A1 Improved hammer for a piezoelectric actuator and method for producing same
CA2268290A1 Lighter with safety system
CA2268212A1 Childproof piezoelectric lighter with sliding mechanism
CA2268297A1 Safety lighter with smooth striker wheel edges
US6533576B1 Lighter with child resistant actuating lever