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KAMAKURA KOKI KK

Overview
  • Total Patents
    39
  • GoodIP Patent Rank
    177,745
  • Filing trend
    ⇩ 100.0%
About

KAMAKURA KOKI KK has a total of 39 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1990. It filed its patents most often in Japan, Germany and United States. Its main competitors in its focus markets optics and electrical machinery and energy are GROSSER JOHANNES, NOMURA SOGO KENKYUSHO KK and ZHENJIANG HUAJIAN ELECTRIC CO LTD.

Patent filings in countries

World map showing KAMAKURA KOKI KKs patent filings in countries
# Country Total Patents
#1 Japan 33
#2 Germany 5
#3 United States 1

Patent filings per year

Chart showing KAMAKURA KOKI KKs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Miyaji Kazuya 15
#2 Watanabe Naomi 10
#3 Kato Masashi 8
#4 Ando Kunio 8
#5 Kamakura Toshiya 6
#6 Ito Haruo 4
#7 Kato Yuji 4
#8 Hagimoto Mitsuru 2
#9 Ishigaki Hiroaki 2
#10 Kamakura Ichiro 2

Latest patents

Publication Filing date Title
JP2019074590A binoculars
JP2018128484A Optical observation device
JP2018128483A Optical observation device
JP2017040853A Monocular
JP2016071276A Image inverting prism
JP2016057550A Telescope including image stabilizing function and binocular optical device
JP2014224983A Image stabilizer
JP2015143728A Image stabilizer
JP2015079086A Image stabilization device
JP2014167603A Image stabilizer
JP2013171272A Optical instrument, method of adjusting optical component, and method of manufacturing optical instrument
JP2011137906A Liquid crystal display device and ranging optical device
JP2010256455A Binoculars and pupil distance fixing device for the same
JP2010072444A Magnification-varying optical device
JP2010072347A Optical interference thin film
JP2009244293A Magnification-variable optical equipment
JP2009175498A Binoculars
JP2009169363A Range-finding binoculars
JP2009168953A Binocular telescope
JP2009069200A Binocular telescope