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NAIGAI CERAMICS CO LTD

Overview
  • Total Patents
    32
About

NAIGAI CERAMICS CO LTD has a total of 32 patent applications. Its first patent ever was published in 1988. It filed its patents most often in Japan. Its main competitors in its focus markets materials and metallurgy and audio-visual technology are STK CERAMICS LAB, SHANDONG LEIBAO ZIRCONIUM SCI&TECH CO LTD and PEM ABRASIFS REFRACTAIRES.

Patent filings in countries

World map showing NAIGAI CERAMICS CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 32

Patent filings per year

Chart showing NAIGAI CERAMICS CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ezoe Masanobu 19
#2 Tsukada Toyohiko 12
#3 Hirata Yuukou 11
#4 Kaneda Akira 9
#5 Tsumura Katsunori 8
#6 Ando Muneo 8
#7 Naruse Takeshi 6
#8 Sakata Ryutoku 5
#9 Matsubara Makoto 5
#10 Imayado Takahiro 3

Latest patents

Publication Filing date Title
JP2000226250A Inorganic molded article and its production and binding of inorganic material
JPH11116302A Coated aggregate for road/building material and its production
JPH10109761A Feeding device for powder and grain
JPH10105100A Display section structure for road surface
JPH10102443A Light emission indicating road member
JPH10102436A Optical guidance sheet by inorganic ceramic light emitter
JPH10102409A Road, construction material or fluorescent inorganic artificial aggregate for ship
JPH10101371A Inorganic artificial ceramics having light accumulating property and fluorescent characteristic and its production
JPH08253377A Highly strong inorganic foamed granule and its production
JPH08253352A Production of high-strength inorganic foam
JPH08225348A Colored artificial aggregate for road/building material and its production
JPH08208286A Production of sintered artificial aggregate for road/ building material
JPH08192244A Sprue and riser type products for casting
JPH08169737A Polygon artificial formed aggregate for road and building material
JPH0891892A Artificial bright color aggregate for road and construction and its production
JPH0881247A Sintered artificial aggregate for paving street and its production
JPH0873245A Production of sintered artificial aggregate for road
JPH07291688A Artificial aggregate for road paving
JPH07291689A Artificial aggregate for road paving having aggregated coarse grain structure and its production
JPH07291711A Brick and tile for paving consisting of ferronickel granular iron slag