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1950s |
| Year | Social Events | Month | FDK History |
| 1950 | Korean War broke out | Feb. | Company founded |
| 1951 | San Francisco Peace Treaty | Jul. | Batteries won JIS approval |
| 1952 | "Bloody May Day" incident | Sep. | Quality control stepped up |
| 1953 | Korean War comes to an end | May | Partnership with Fuji Electric, and produces batteries for Fuji Electric. |
| 1954 | Self Defense Forces established | - | - |
| 1955 | Democrats become leading party Liberal-Democratic Party Formed |
Jul. | Moved Head Office from Amagasaki to Tokyo |
| 1956 | Japan became an UN member | Oct. | Research on ferrites begun |
| 1957 | Antarctic exploration started | Feb. | Battery export started |
| EEC established | Mar. | Sales of buoybatteries began | |
| 1958 | Arab Federal Republic formed Diet fights over Police Law |
Apr. | Test-males core changed to FDK |
| Jul. | Company name changed to Fuji Denki Kagaku Co.,Ltd. | ||
| 1959 | China-Soviet conflict | Feb. | Ferrite production started |