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Principles of Harmonic Drive®
Group Companies
[Domestic]
HD Logistics, Inc.
Head Office 1856-1 Hotakamaki, Azumino-shi,
Nagano 399-8305 JAPAN
PHONE : +81-(0)263-83-8700    FAX : +81-(0)263-83-6635
Founded April 1999
President Masami Sato
Business Domain Logistics
Owned by
Harmonic Drive Systems Inc.
100%
Harmonic Precision Inc.
Head Office 7107-53 Kosakamichi, Kanbayashi, Matsumoto-shi,
Nagano 390-1243 JAPAN
PHONE : +81-(0)263-40-2272    FAX : +81-(0)263-40-2273
Founded July 1999
President Tsuuichi Matsuda
Business Domain Production of cross roller bearings
Owned by
Harmonic Drive Systems Inc.
100%
Harmonic AD, Inc.
Head Office 4034 Toyoshina, Azumino-shi,
Nagano 399-8205 JAPAN
PHONE : +81-(0)263-71-6330    FAX : +81-(0)263-71-6380
Founded April 2003
President Tetsuo Ikuta
Business Domain Production of AccuDrive® high-precision planetary reducers
Owned by
Harmonic Drive Systems Inc.
100%
Winbel Co., Ltd.
Head Office 8172-60 Akaho, Komagane-shi,
Nagano 399-4117 Japan
PHONE : +81-(0)265-81-6300    FAX : +81-(0)265-81-6302
Founded June 1994
President and Representative Director Masaru Aruga
Business Domain Development, mass production support, manufacturing and sales of various motors
Owned by
Harmonic Drive Systems Inc.
51.9%
Ome Iron Casting Co., Ltd.
Head Office 3-11-1 Nagaoka, Mizuho-machi, Nishitama-gun,
Tokyo 190-1232 Japan
Phone: +81-(0)42-555-3100 Fax: +81-(0)42-555-3101
Founded October 1945
President Toshiyuki Miyoshi
Business Domain Development, production, and sales of high-strength cast-iron products
Owned by Harmonic Drive Systems Inc. 49.2%

[Overseas]
HD Systems, Inc. HD Systems, Inc. web site
Head Office 247 Lynnfield Street, Peabody, Massachusetts 01960 U.S.A.
PHONE : +1-978-532-1800 FAX : +1-978-532-9406
Founded February 1987
President and CEO Akira Nagai
Business Domain American Holding Company
Owned by Harmonic Drive Systems Inc. 100%
Harmonic Drive L . L . C . Harmonic Drive L . L . C . web site
Head Office 247 Lynnfield Street, Peabody, Massachusetts 01960 U.S.A.
PHONE : +1-978-532-1800    FAX : +1-978-532-9406
Founded December 2005
President and CEO Douglas Olson
Business Domain Development, production, sales, and technical support for Harmonic Drive® products and mechatronic products
Owned by
HD Systems, Inc.
51%
Harmonic Drive AG Harmonic Drive AG web site
Head Office Hoenbergstrasse 14 D-65555 Limburg a.d. Lahn GERMANY
PHONE : +49-6431-5008-0    FAX : +49-6431-5008-119
Founded January 1987
President Ekrem Sirman
Business Domain Production, sales, and technical support for Harmonic Drive® products and mechatronic products
Owned by
Harmonic Drive Systems Inc.
35%
Harmonic Drive Systems (Shanghai) Co.,Ltd. Harmonic Drive Systems (Shanghai) Co.,Ltd. web site
Head Office Room 302,Aetna Tower,No.107 Zunyi Road, Shanghai,200051,China
PHONE : +86-021-6237-5656    FAX : +86-021-3250-7268
Founded January 2011
Chairperson Tetsuo Ikuta
President Tetsuaki Maruyama
Business Domain Sales & technical services of mechatronics products and reduction gears
Owned by
Harmonic Drive Systems Inc.
100%

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JASDAQJ STOCKSystem management attestationHarmonic Drive Systems Inc.
The academic and general nomenclature for "Harmonic Drive®" is "harmonic drive gearing". "Harmonic Drive®"is a registered trademark that can be used only on products which are manufactured and sold by Harmonic Drive Systems Inc.
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