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DUPLO SEIZO KK

Overview
  • Total Patents
    57
About

DUPLO SEIZO KK has a total of 57 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan, United States and Germany. Its main competitors in its focus markets packaging and shipping, textiles and paper and furniture and games are BAEUERLE GMBH MATHIAS, TOUHIN SEIKI KK and WALBERT MACHINE COMPANY.

Patent filings in countries

World map showing DUPLO SEIZO KKs patent filings in countries
# Country Total Patents
#1 Japan 48
#2 United States 6
#3 Germany 1
#4 France 1
#5 United Kingdom 1

Patent filings per year

Chart showing DUPLO SEIZO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yoshikawa Mitsuru 8
#2 Kamigaki Uji 8
#3 Yabaneta Tsuyoshi 6
#4 Tanaka Kazunori 6
#5 Uchida Kazuhiko 6
#6 Honma Tomio 5
#7 Iijima Yutaka 5
#8 Akaishizawa Kiyoto 4
#9 Ohmori Masami 4
#10 Miura Hideo 3

Latest patents

Publication Filing date Title
JPH03239581A Raw paper supply and discharge apparatus in screen printing apparatus
JPH03152679A Area painting-out method for closed graphic
JPH03149964A Digital image processor
JPH03136122A Input method and input sheet for command in image processor
JPH0367683A Multiple printing plate cylinder of stencil printer
JPH0355276A Multicolor printing apparatus
JPH0332880A Printing device with duplication function
JPH0332877A Printing device with duplication function
JPH02239046A Door opening and closing condition detector
JPH02225224A Sheet transporting device
JPH01290489A Multicolor printer
JPH01288166A Digital picture processing unit
JPH0198559A Continuous automatic collator for each advertisement district for newspaper shop
JPS6472189A Printing device with copying function
JPS6424796A Powder-applying printer
JPS6413366A Sheet feed timing regulating mechanism for collating device
JPS645384A Driving controller for dc motor
JPS63249684A Rotary mimeotype stencil duplicator
US4776580A Drive mechanism for paper delivery rollers in an elevator-type sorter
US4772010A Guide mechanism for paper sheets in an elevator type sorter