Learn more

CHIYODA KENZAI KOGYO

Overview
  • Total Patents
    17
About

CHIYODA KENZAI KOGYO has a total of 17 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan. Its main competitors in its focus markets materials and metallurgy are YASUJIMA KK, GOSUDARSTVENNYJ NAUCHNO-ISSLEDOVATEL'SKIJ INSTITUT KHIMII I TEKH EHLEMENTOORGANICHESKIKH SOEDINENIJ and SHAN GUOQIANG.

Patent filings in countries

World map showing CHIYODA KENZAI KOGYOs patent filings in countries
# Country Total Patents
#1 Japan 17

Patent filings per year

Chart showing CHIYODA KENZAI KOGYOs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

# Technology
#1 Building materials

Top inventors

# Name Total Patents
#1 Haneda Jiyunichi 6
#2 Nezu Sumio 4
#3 Itou Fumikazu 2
#4 Fukaya Minoru 2
#5 Nezu Norimio 2
#6 Yugawa Hideo 2
#7 Uchimura Kenichi 2
#8 Fujinami Minoru 1
#9 Hosokawa Osamu 1
#10 Hamada Tadashi 1

Latest patents

Publication Filing date Title
JPH02137781A Light-weight gypsum board
JPS6173782A Bonding of plate material for building
JPS5829611A Manufacture of gypsum board with through-hole in longitudinal direction
JPS5822156A Method of improving incombustibility of gypsum board
JPS56108439A Method of executing dressing ceiling board
JPS56105047A Method of executing japanese ceiling
JPS5654285A Manufacture of sigle board bonded gypsum board
JPS5456625A Multiilayer gypsum board having smooth both surfaces and method of making same
JPS53123425A Method of making gypsum board
JPS5359229A Facing plaster board and method of executing same
JPS5358126A Facing plaster board and method of executing same
JPS5327229A Ornamental gypsum board and method of placing it
JPS5326816A Method of manufacturing ornamental gypsum plaster boards
JPS52137419A Method of misttcoating gypsum boards
JPS52137420A Process for production of gypsum boards
JPS5178528A Kenchikuyohekibanno toritsukehoho