1. Home
  2. Company
  3. Company Outline & History

Company Outline & History

Company Outline

Company name Inoue Jikuuke Kogyo Co., Ltd.
Established: October 26, 1944
Head office 1640-1 Oaza Sabi, Tondabayashi City, Osaka Pref.
Plants Tondabayashi: 1640-1 Oaza Sabi, Tondabayashi City, Osaka Pref.
Mihara Plant: 2-2-87 Mokuzai-dori, Mihara-ku, Sakai City, Osaka Pref.
Gojo Solar Power Plant: 1200-1 5-chome, Futami, Gojo City, Nara Pref.
Major products Angular-contact ball bearings; Single-row, deep-groove ball bearings (small and medium diameter); Steering ball bearings; Self-aligning ball bearings; Multi-row, angular-contact ball bearings; Magneto ball bearings; and Special application bearings
Monthly production capacity 5,000,000 pieces (2-shift basis)


1944 •Nihon Jikuuke Kogyo Co., Ltd. founded.
1949 •Company name changed to Inoue Jikuuke Kogyo Co., Ltd. “IJK” registered as its trademark.
1958 •Received permission to display JIS markings in accordance with the Japanese Industrial Standardization Law.
1959 •Received the Osaka Trade and Industry Bureau Director’s Award for an excellent factory in the implementation of industrial standardization.
1961 •Commended by the Osaka Governor as an excellent factory for its contributions to promote quality control in Osaka Prefecture.
•Designated by the Small and Medium-Sized Enterprise Agency as a model factory for business rationalization.
•Formed a business alliance with NSK Ltd. on new technology introduction and product sales.
1965 •Commended by the Minister of International Trade and Industry for making notable contributions as an export company (for four consecutive years).
1968 •Tondabayashi Plant built.
1972 •Tondabayashi Plant received permission to display JIS markings.
1984 •Plant site (approx. 16,500 m2) acquired in Gojo City, Nara Pref.
1996 •ISO 9002 assessment passed and certification acquired.
2001 •ISO 14001 assessment passed and certification acquired.
•Factory specializing in precision products built at the Tondabayashi Plant.
2002 •ISO 9000 and 9001 assessments passed and certifications acquired.
2003 •Factory specializing in multi-row bearings expanded at the Tondabayashi Plant.
2004 •Plant site (approx. 3,300 m2) acquired in Mihara-ku, Sakai City, Osaka Pref.
•TS 16949 certification acquired.
2006 •Mihara Plant is completed and operations started.
•Land is acquired adjacent to the Mihara Plant.
2010 •Clean room is built at the Tondabayashi Plant, and operations started.
2011 •Construction of the 2nd Mihara Plant started.
2012 •2nd Mihara Plant completed. Heat treatment facility operations started.
2013 •In-house turning process transferred to the 2nd Mihara Plant.
•Head Office functions moved to the Tondabayashi Plant.
2014 •Solar power generation business started. Solar power plant at the Gojo Plant site constructed, and electricity sales started.
2015 •A second heat treatment furnace is built at the 2nd Mihara Plant, and operations started.

page top