Company History
| 1945 | Founded and opened business for the repair of measuring devices such as transits and other surveying instruments. |
| 1957 | Founded Limited Liability Company KOHZU Precision. |
| 1959 | Reorganized to Joint Stock Company KOHZU Precision Co.,Ltd.Katsuji Kohzu inaugurated as initial president. |
| 1962 | Began production of inspection devices for automobile lamps. |
| 1963 | Opened Kawasaki Factory in Miyamae-Ward,Kawasaki-City,Kanagawa-Prefecture. |
| 1968 | Began production and sales of complete laser optical devices. |
| 1975 | Delivered full-scale synchrotron radiation monochromators for the first time in japan to the Institute for Nuclear Study SOR facility in Tanashi. |
| 1982 | Started to deliver double crystal monochromators to synchrotron radiation facility in the National Laboratory for High Energy Physics in the Education Ministry.Continues to supply many monochromators and diffractometers. |
| 1983 | Delivered metre standard based on laser resonators to the National Research Laboratory for Metrology, Agency of Industrial Sciences and Technology of the Ministry of International Trade and Industry.This became a measuring standard in Japan. |
| 1987 | Specifications such as Precision XY stages were standardized.Began production of 3 CCD camera assembly system. Soon thereafter,KOHZU became the standard in this field. |
| 1988 | Delivered double crystal X-ray monochromators to the National Synchrotron Light Source(NSLS)Facility at Brookhaven National Laboratory in the US. |
| 1992 | Relocated Kawasaki Factory to Machida for business expansion. |
| 1994 | Delivered high heat load double crystal X-ray monochromator to radiation facility
in the Advanced Photon Source(APS)at Argonne National Laboratory in the US. Delivered cam type double crystal X-ray monochromator to European Synchrotron Radiation Facility(ESRF). Began production of LCD attachment and adjustment instruments for liquid crystal projector manufacturers. |
| 1996 | Delivered standard type double crystal monochromator to large-scale synchrotron radiation facility "SPring-8". |
| 1997 | Opened MontBlanc Building.Relocated headquarters. |
| 1998 | Opened Aioi Office in Hyogo-Prefecture. Opened Machida Second Factory. Increased production for KOHZU standard stages used for read-write head assembly for CD,MD and DVD. |
| 2000 | Opened Osaka Branch in Mino-City,Osaka-Prefecture. |
| 2002 | Integrated and relocated the headquarters and factories in Kawasaki-City,Kanagawa-Prefecture. |
| 2006 | Multipurpose X-ray Imaging and Scattering diffractometer is in service at NASA's George W. Marshall Space Flight Center in Huntsville, Alabama. |
| 2008 | Osaka office is relocated to an expanded sales market in Yodogawa, Osaka. |
| 2011 | KOHZU Precision Co.,Ltd have been in business for 50 years. Kohzu's stage was used for analysis of microparticulate which is collected by " asteroid probe Hayabusa ". |
| 2013 | Got SonyGreenPartners approval for some products |
| 2018 | Got QualityManagementSystemStandard JIS Q 9001:2015,ISO9001:2015 The scope of the registration Manufacturing and design: Precision positioning device /Optical measuring device / Laser measurement system / X-ray experiment device for synchrotron facility Registration Date 1/22/2018 |