Datum Instruments, a New Member of JEOL Group

JEOL Ltd. (Yoshiyasu Harada, President) and JEOL Datum, Ltd. (Yasunobu Suenaga, President) established a new company, Datum Instruments, dedicated to servicing JEOL’s mass market products (environmental equipment/metrology and inspection equipment).


JEOL’s mid term management plan, Action 60, announced in 2007 (for 2007 to 2009), proposed to “strengthen sales and service of mass market products” as one of the key areas of focus. The new company, dedicated to servicing such products as desktop mass spectrometers (QMS), fluorescent X-ray analyzers, portable gas chromatography, and mobile scanning electron microscopes, is intended to enhance customer satisfaction through highly responsive service and expand business opportunities through customer support.

Datum Instruments Inc.

Date of establishment: April 1, 2008

Address: 4F, Daikokuya Bldg., 2-9-8 Akibono-cho, Tachikawa, Tokyo

Capital: 20 million yen

Shareholders: JEOL Datum, Ltd. (controlling share: 70%)

Kyowa Ltd. in Akiruno City, Tokyo (20%)

(Hirohito Suzuki, President)

JEOL Ltd. (10%)

President: Kiyoshi Miyajima

Employees: 10

Business: Servicing mass market products (environmental equipment, metrology and inspection equipment)

Territory: Tokyo and Yokohama area at the time of inception

Products to

service: Approximately 900 units

Kyowa Ltd.

Kyowa Ltd., highly valued as a service contractor for the JEOL group and for their consistent business results, was selected as a partner. Kyowa is neither partially nor fully owned by JEOL.


JEOL is a world leader in electron optical equipment and instrumentation for high-end scientific and industrial research and development. Core product groups include electron microscopes (SEMs and TEMs), instruments for the semiconductor industry (electron beam lithography and a series of defect review and inspection tools), and analytical instruments including mass spectrometers, NMRs and ESRs.

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