History of IBIDEN
Year | Chronology |
---|---|
1935 |
Started production of lime nitrogen (calcium cyanamide. until 1981) |
1936 |
Announced the inauguration on June 29, Executive Managing Director Masaharu Kurushima to President |
1939 |
Aquired Denki Kogyo-sho and took over its Ogaki Plant(later Gama Plant) |
1940 |
Corporate name changed to IBIGAWA ELECTRIC INDUSTRY CO., LTD. |
1942 |
Shifted to the management of electrochemical business by private power generation |
1943 |
Began the manufacture of search light carbon (until 1945) at Aoyanagi Plnt (partly invested by Dainippon Spinners) |
1945 |
Headquarters relocated to Ogaki City, Closed Ogaki Branch |
1946 |
Organized Ibiden Labor Union |
1947 |
Integrated Nishi Ogaki Plant and Kido Plant into one Ogaki Plant |
1949 |
Installed the first-in-Japan electric tunnel furance exclusive for carbon sintering |
1950 |
Started production of fused phosphate fertilizer (until 1990) |
1951 |
New head office building completed in Kanda-cho of Ogaki City (used until 2005) |
![]() The plant (now the Aoyanagi Plant) |
![]() IBIGAWA Cinema Carbon |
![]() First-in-Japan electric tunnel |