History
| 1965 | Established by Mr. Hiroshi Nagashima, the president of NOHKEN INC. Developed Reciprocating Paddle Level Sensor |
| 1975 | Constructed a Head Office in Suita-city, OSAKA |
| 1978 | Introduced Capacitance Level Sensor |
| 1981 | Developed Hydrostatic Level Measurement System |
| 1984 | Developed one probe Vibration Level Sensor |
| 1985 | Constructed a factory building in Sanda-city, HYOGO Formed a capital tie-up with Shanoc Inc., our exporter and importer |
| 1986 | Entered into an alliance with Milltronics Ltd. in Canada |
| 1987 | Formed a capital and technical tie-up with Seojin Instech Co., Ltd. in Korea |
| 1989 | Developed Magnetostrictive Level Measurement System |
| 1990 | Entered into an alliance with Druck Ltd. in U. K. |
| 1991 | Entered into an alliance with Solartron Ltd. in U. K. Developed Optical Level Sensor |
| 1995 | Established TAIWAN NOHKEN CO., LTD. in Taiwan Entered into an alliance with Smar Equipmentos Ind. Ltda. in Brazil Introduced Microwave Level Sensor |
| 1996 | Entered into an alliance with Multitrode Inc. in Australia |
| 1998 | Certified ISO9001 and JIS Z 9901 standards for quality system Entered into an alliance with Nivus Kontrollgerate GmbH. in Canada |
| 1999 | Entered into an alliance with Enraf B. V. in Netherlands |
| 2000 | Developed New Capacitance Level Sensor |
| 2001 | Entered into an alliance with Siemens AG and Siemens KK in Japan |
| 2002 | Constructed a Second Head office |
| 2006 | Merged Shanoc Inc. on April 1st |
