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ICHIKAWA HIROSHI

Overview
  • Total Patents
    47
  • GoodIP Patent Rank
    234,064
About

ICHIKAWA HIROSHI has a total of 47 patent applications. Its first patent ever was published in 1976. It filed its patents most often in Japan, United States and Canada. Its main competitors in its focus markets environmental technology, packaging and shipping and optics are FUJI XEROX SHANGHAI LTD, GRADCO SYSTEMS INC and OBUCHI YUSUKE.

Patent filings in countries

World map showing ICHIKAWA HIROSHIs patent filings in countries
# Country Total Patents
#1 Japan 31
#2 United States 15
#3 Canada 1

Patent filings per year

Chart showing ICHIKAWA HIROSHIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ichikawa Hiroshi 47
#2 Terao Akira 1
#3 Oda Hiroshi 1
#4 Imura Shoji 1
#5 Takahashi Satoshi 1
#6 Imai Yoshikazu 1
#7 Abe Yoichi 1
#8 Nobe Hiroshi 1
#9 Kobayashi Ikuyo 1
#10 Shibata Shinji 1

Latest patents

Publication Filing date Title
JP2018007537A Rotary power machine using repulsive force generated when same poles of permanent magnets are close to each other
JP2011064841A Image display system
JP2006138204A Cross conduit turning device
JP2006090217A Bend cylindrical flow introducing pipe rotating device
JP2005076594A Siphon type water wheel device
JP2004176558A Hose light emitter/charger
JP2003061895A Scrubbing brush
JP2002221200A Automatic siphon device
JP2002138937A Arc rotating device
JP2002095398A Small-sized automatic light variable float
JP2001336469A Hose hydroelectric power generator
JP2001214701A Cylinder rotating device
JPH10271758A Outboard generator and scale turbine used for that device, and its manufacture
JPH1061541A Turbine output transforming device converter used for the device and manufacture of it
JPH08254101A Cylindrical rotary device
CA2135468A1 Process for producing silicon carbide fibers
JPH04112971A Hydraulic turbine device
JPH03258901A Device for turning cylinder
JPH03183447A Method for using natural unpolished rice and production thereof
JPH02176164A Water turbine