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EMIT SEIKO CO LTD

Overview
  • Total Patents
    17
About

EMIT SEIKO CO LTD has a total of 17 patent applications. Its first patent ever was published in 1991. It filed its patents most often in Japan, United States and Canada. Its main competitors in its focus markets optics and machine tools are OLUMA INC, CHENGDU MAKEMODE COMM TECHNOLOGY CO LTD and JIAXING XURUI ELECTRONIC TECH CO LTD.

Patent filings in countries

World map showing EMIT SEIKO CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 12
#2 United States 3
#3 Canada 1
#4 EPO (European Patent Office) 1

Patent filings per year

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

Focus industries

# Industry
#1 Optics
#2 Machine tools

Focus technologies

Top inventors

# Name Total Patents
#1 Takeda Nobutoshi 17
#2 Matsuoka Yoshihiro 17
#3 Mizuhashi Toru 12
#4 Mizuhashi Tohru 5
#5 Tokuda Noriaki 4
#6 Takemoto Seiji 3
#7 Ohmori Shigeru 3
#8 Takemoto Seji 1
#9 Nakayama Takeyasu 1
#10 Kubo Toshiya 1

Latest patents

Publication Filing date Title
JPH09171125A Optical connector
JPH08304017A Simple measuring device for eccentricity of convex spherical surface at edge of optical connector
JPH08300249A Optical connector face grinding device
JPH08294858A Method and device for polishing end face of optical connector
JPH08168948A Polishing jig for optical-fiber assembly
JPH08118224A Setting jig
US5412747A Apparatus for and method of polishing optical connectors
JPH06206157A Polishing device for optical connector end surface and polishing method therefor
JPH0659158A Device for polishing end face of optical connector
JPH0651163A Guide sleeve for optical fiber connector
JPH05192858A End face polishing device for optical communication connector member
JPH05164941A Guide sleeve for optical fiber connector
JPH05164943A Polishing device for adhesive removal and height determination for optical communication connector member