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TAJIMA SEISAKUSHO KK

Overview
  • Total Patents
    38
  • GoodIP Patent Rank
    233,474
About

TAJIMA SEISAKUSHO KK has a total of 38 patent applications. Its first patent ever was published in 1966. It filed its patents most often in Japan, United States and United Kingdom. Its main competitors in its focus markets measurement, packaging and shipping and machine tools are GERHARDT MESSMASCHBAU KG, BROWN & SHARPE TESA SA and PAV PRAEZISIONS APPARATEBAU AG.

Patent filings in countries

World map showing TAJIMA SEISAKUSHO KKs patent filings in countries
# Country Total Patents
#1 Japan 31
#2 United States 3
#3 United Kingdom 2
#4 Switzerland 1
#5 Germany 1

Patent filings per year

Chart showing TAJIMA SEISAKUSHO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tajima Hiroshi 25
#2 Kawaguchi Toshiji 5
#3 Okada Masaru 4
#4 Tanaka Takeo 3
#5 Kobayashi Hideo 2
#6 Furuya Norio 2
#7 Tajima Yousuke 2
#8 Masaru Okada 1
#9 Kaneko Osamu 1
#10 Toshiji Kawaguchi 1

Latest patents

Publication Filing date Title
JP2019152309A Reduction gear
JP2015005560A Tap selector
JP2010263024A Tap selector
JP2010258216A Roller contact device for tap selector
JP2010251642A Tap selector
JP2009004618A No-voltage tap changer
JP2007138232A Method for forming lubrication coating
JP2007115919A Tap selector
JP2006316626A Energy regenerative device of automobile
JP2005136189A Contact for no-voltage tap changer
JP2003309022A Roller contactor for tap selector
JP2002216596A Vacuum valve changeover switch
JP2002146559A Electroless plated aluminum alloy member and its production method
JP2002134337A Roller contact device for tap selector and tap selector
JP2002013648A Butterfly valve
JP2001118475A Vacuum valve-type switching apparatus for making tapping when loaded
JP2001023836A Tap selector of load-time tap switcher
JP2000346208A Butterfly valve
JP2000077240A Tap selector of tap switcher when loaded
JP2000058339A Force accumulating mechanism for vacuum-valve diverter switch of on-load tap changer