| 1940 |
 |
1940 |
Tozo Oku
founded the Toa Kosakusho in Nishinomiya, Hyogo Prefecture. |
| 1941 |
Initiated
research and development of solenoid values, reducing valves
and pressure switches, utilized as components of spot welders
used in the manufacture of aircraft. Succeeded in domestic
production first in Japan. |
| 1949 |
Reorganization
of the company and name change to KONAN Electric Co., Ltd.
Expansion of factory and modernization of production
facilities. Manufacturing of automation devices and pneumatic
and hydraulic equipment components, as well as modification
and development of products. |
| 1950 |
|
1954 |
Established
Osaka Branch Sales Office. |
| 1957 |
Established
Tokyo Branch Sales Office. |
| 1958 |
Established
Fukuoka Branch Sales Office. (Now Kitakyushu) |
| 1960 |
|
1960 |
Established
Nagoya Branch Sales Office. |
| 1962 |
Completed
new headquarters facilities. |
| 1963 |
Capital
increased to ￥100 million. |
| 1969 |
Established
Kanazawa Branch Sales Office and Mihara Branch Sales Office. |
| 1970 |
|
1970 |
Capital
increased to ￥200 million. |
| 1970 |
Completed
new plant facilities in Nishinomiya. |
| 1975 |
Established
Takamatsu Branch Sales Office. |
| 1975 |
Increased
capital to ￥344.5 million. |
| 1980 |
|
1980 |
Increased
capital to ￥500 million. |
| 1980 |
Completed
Kobe Plant. (Now the KONAN Construction Machinery Co., Ltd.) |
| 1990 |
|
1990 |
Established
50 years. |
| 1994 |
Earned
good design prize for a large sampling valves. |
| 1995 |
Established
Tohoku Branch Sales Office. |
| 1995 |
Approved
an ISO-9001 in Headquarters of Construction Machinery
Division. |
| 1996 |
Established
company website. |
| 2000 |
|
2002 |
Established
Konan Electric (Shanghai) Co., Ltd. For Sales, Manufacturing
and Service of Hydraulic Breaker of Construction Machinery
Division. |
| 2003 |
Established
Shanghai Konan Asia Pneu. Hyd. Co., Ltd. |
| 2005 |
Industrial
Machinery Division was divided. And established the separate
company, KONAN construction machinery company. |
| 2007 |
Established
Chiba Branch Sales Office. |
| 2007 |
Reduced
capital to ￥479 million. |
