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DUCHESS CO LTD

Overview
  • Total Patents
    27
About

DUCHESS CO LTD has a total of 27 patent applications. Its first patent ever was published in 1995. It filed its patents most often in China and Hong Kong. Its main competitors in its focus markets consumer goods are HASSLER CONSORTIUM INC, NISHIMUTA HIROYUKI and OKAHASHI KUTSUSHITA KK.

Patent filings in countries

World map showing DUCHESS CO LTDs patent filings in countries
# Country Total Patents
#1 China 16
#2 Hong Kong 11

Patent filings per year

Chart showing DUCHESS CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Consumer goods

Focus technologies

Top inventors

# Name Total Patents
#1 Takatsu Akira 11
#2 Kanzaki Satoshi 11
#3 Kanzaki Setsuo 7
#4 Akira Kotsu 4
#5 Saitoshi Kamisaki 3
#6 Setsuo Takatsu Akira Kanzaki S 2
#7 Noritaka Kotsu 1
#8 Setsufu Kamisaki 1
#9 Setsuo Kotsu Akira Kamisaki Ka 1
#10 Hasaka Takeshi 1

Latest patents

Publication Filing date Title
CN1672604A Clothes for female
HK1019136A1 Breast cup shape-keeping bone
CN1212856A Skeleton for bra insert