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KITAGAWA YOSHIKO

Overview
  • Total Patents
    17
About

KITAGAWA YOSHIKO has a total of 17 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets it methods for management, measurement and control are CARD CALL SERVICE CO LTD, EORIGINAL INC and RANDLE WILLIAM M.

Patent filings per year

Chart showing KITAGAWA YOSHIKOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kitagawa Yoshiko 11
#2 Kitagawa Takashi 7
#3 Yokokawa Kei 4
#4 Yamakawa Denzo 4
#5 Kitagawa Takatsugu 2

Latest patents

Publication Filing date Title
US2010023412A1 Electronic Commerce Method and License Registration Check Server Used for the Same
EP1669883A1 Information processing server and information processing method
JP2005107736A Information processing server
JP2005078371A Information processing server and information processing method
JP2004342049A Information recording medium and code generation method
JP2004056744A Information protecting method and encrypted key acquiring method
JP2004004168A Image data reading device and method therefor
CA2402485A1 Information processor, license registration checking server, server for providing electronic transaction, navigation server, and electronic business transaction method and navigation method
JPS5830946A Blank for folding type holder
US4191324A Collapsible box
JPS5338298A Assembling material
US3985285A Collapsible box