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HAMANETSU KK

Overview
  • Total Patents
    28
  • GoodIP Patent Rank
    203,724
  • Filing trend
    ⇩ 100.0%
About

HAMANETSU KK has a total of 28 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1974. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology and machines are SHENYANG INST OF CHEMICAL TECH, AAKU KK and UNIV AKITA PREFECTURAL.

Patent filings in countries

World map showing HAMANETSU KKs patent filings in countries
# Country Total Patents
#1 Japan 28

Patent filings per year

Chart showing HAMANETSU KKs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Environmental technology
#2 Machines

Top inventors

# Name Total Patents
#1 Wazaki Toshio 5
#2 Oishi Toshiyuki 4
#3 Andou Takahiro 3
#4 Suzuki Shigehiro 3
#5 Suzuki Haruyuki 3
#6 Masutani Yukisato 2
#7 Kurisawa Masamichi 2
#8 Aoki Takashi 2
#9 Hatano Masaru 2
#10 Kanazawa Daisaku 2

Latest patents

Publication Filing date Title
JP2019088367A Toilet tank detector, temporary toilet including the same, toilet tank alarm notification system, toilet tank alarm notification method and toilet tank alarm notification program
JP2019007278A Water discharge tool for bedpan and toilet
JP2019002236A Outdoor private room
JP2014236959A Excreta tank for toilet and toilet unit equipped with excreta tank for toilet
JP2014194143A Base ceiling unit for built-up temporary toilet, and built-up temporary toilet
JP2010160090A Apparatus for measuring concentration of ozone water
JP2008229491A Ozone water spray apparatus
JP2008188327A Ozone deodorization apparatus
JP2008068218A Ozone water generator
JP2007303210A Gate door
JP2006009385A Pump auxiliary device for feed pump for temporary toilet
JP2005139689A Fabrication type temporary fence
JP2003190983A System for purifying waste water
JP2003138629A Enclosing device of portable rest room
JP2001275504A Apparatus for culturing wasabia japonica
JP2001090160A Simplified collective toilet
JP2001032658A Folding type staircase with foldable handrail
JP2000345562A Coupling device for plate member
JPH11256834A Net-enclosure mounting metal fitting
JPH1134879A Carrier with wheel