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NAKAYAMA IRON WORKS LTD

Overview
  • Total Patents
    174
  • GoodIP Patent Rank
    87,350
  • Filing trend
    0.0%
About

NAKAYAMA IRON WORKS LTD has a total of 174 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 1988. It filed its patents most often in Japan, EPO (European Patent Office) and United States. Its main competitors in its focus markets machines, environmental technology and civil engineering are HOFFMANN ALBERT KG, ZHEJIANG PACIFIC MACHINERY CO LTD and PENNSYLVANIA CRUSHER CORP.

Patent filings per year

Chart showing NAKAYAMA IRON WORKS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nakayama Hiroshi 76
#2 Aimori Tomio 49
#3 Kitsukawa Tomohiro 46
#4 Dan Kenichiro 37
#5 Watanabe Minobu 29
#6 Tominaga Hideki 28
#7 Watajima Teruji 23
#8 Tomonaga Tadaaki 19
#9 Baba Hiroyasu 19
#10 Nakamura Noriaki 15

Latest patents

Publication Filing date Title
JP2020185537A Crusher
JP2020171893A Crusher
JP2020006784A Current collecting device for self-traveling vehicle
JP2019124338A Transmission system
JP2019122891A Crusher
JP2019005718A Crusher
JP2018192457A Jaw crusher and control method thereof
JP2018143967A Crusher
JP2018075521A Sorting device
JP2018071100A Hydropower generation system, hydropower generation method, and hydropower generation program
JP2017210300A Belt conveyor
JP2017205737A Transfer system for crusher
JP2017200686A Crusher
JP2017077531A Jaw crusher
JP2016221419A Jaw crusher
JP2016087592A Dust scattering prevention cover for crusher
JP2015157273A Driving device of jaw crusher
JP2015010524A Hydraulic power generator
JP2014231777A Hydraulic power generation device
JP2014223597A Position adjustable supply device of crusher