Learn more

NAIGAI MALLEABLE KK

Overview
  • Total Patents
    28
About

NAIGAI MALLEABLE KK has a total of 28 patent applications. Its first patent ever was published in 1982. It filed its patents most often in Japan. Its main competitors in its focus markets materials and metallurgy are AHLSELL IR AB, HEATHERWILL CO and WALLWORK & CO LTD.

Patent filings in countries

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

Patent filings per year

Chart showing NAIGAI MALLEABLE KKs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Hatano Hideo 28
#2 Kimura Toru 4

Latest patents

Publication Filing date Title
JP2002088438A Heat resistant cast iron
JPH10216926A Device for removing slag
JPH05105928A Method for confirming magnesium reaction
JPH04232204A Manufacture of cv graphite cast iron
JPH02241658A Manufacture of internal chill parts
JPH01262046A Method for molding mold
JPS6454355A Method for deciding material of graphite cast iron
JPS63271136A Water content measuring instrument
JPS6380957A Casting method
JPS6380943A Casting method
JPS62238043A Automatic tightening device for stacked casting mold array
JPS62238042A Production of mold
JPS62176638A Casting method
JPS62176639A Casting method
JPS60170568A Casting method
JPS6044153A Stacking casting method
JPS59225854A Horizontal stacking casting method by vertical casting
JPS59220248A Vertical stacking and casting method
JPS59220247A Continuous stacking and casting method
JPS59185565A Casting method