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NAT CROWN KK

Overview
  • Total Patents
    27
About

NAT CROWN KK has a total of 27 patent applications. Its first patent ever was published in 1984. It filed its patents most often in Japan. Its main competitors in its focus markets packaging and shipping and environmental technology are HANGZHOU PUSHINE AND TT COTTAGE CULTURE AND ART CO LTD, TIANJIN BAIDE PAPER IND CO LTD and NINGXIANG KAISHU FINANCIAL CONSULTANT CO LTD.

Patent filings in countries

World map showing NAT CROWN KKs patent filings in countries
# Country Total Patents
#1 Japan 27

Patent filings per year

Chart showing NAT CROWN KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Koba Toshimitsu 12
#2 Tsuchida Kotaro 11
#3 Yumoto Katsuya 3
#4 Yoshida Kiyoshi 2
#5 Tsukada Yu 2
#6 Ishiwatari Sumie 1
#7 Yamaguchi Hiroyuki 1
#8 Kaneko Ushitatsu 1
#9 Kaneko Hironobu 1
#10 Yagishita Minoru 1

Latest patents

Publication Filing date Title
JP2006027663A Heat-resistant liner with improved high-temperature stopper-opening capability and bottle cap equipped with this liner
JP2005201380A Packing material and its manufacturing method
JP2004217295A Heat-resistant liner and bottle cap equipped with heat-resistant liner
JP2002326654A Resin cap
JP2002029520A Resin bottle container
JP2001213464A Cap having discharging function for liquid content
JP2001097417A Cap closing structure for drink container
JP2001097416A Cap closing mechanism for drink container
JP2001055259A Plastic pilfer-proof cap
JP2000153860A Two-piece cap
JPH1111514A Gasket material for crown cap and manufacture thereof
JPH1035700A Pilfer-proof cap
JPH09295654A Bottle cap
JPH09226889A Rotary capper
JPH09183444A Pilferproof cap
JPH0939993A Internal plug of bottle for carbonated beverage
JPH08258855A Structure and method for plug closing of bottle for carbonated beverage
JPH0891400A Cap closing mechanism for carbonated drink bottle
JPH0840447A Plastic cap for pet bottle
JPS649170A Closure mechanism of opening part of container