CROWNJUN -河野製作所グループ公式サイト

Kono Seisakusho Group

History and Awards

Corporate History

February 1949 Foundation, started manufacturing needles for measuring instrunments
September 1964 Started manufacturing medical devices. Received Ministry of Health and Welfare approval Chiba No. 28
1964 Launched suture needles, silk sutures, nylon suture with suture needlesm polyester suture with suture needles
1969 Launched Japan's first patch
May 1970 Establishment of Kono Seisakusho Co., Ltd.
1974 Launched the Japan's first microsurgery suture with suture needle
1975 Launched TSUGE LOOPED SUTURE
1978 Started using the 2nd corporate logo mark
March 1979 Establishment of Head Plant
November 1995 Establishment of Ibaraki Plant. Received Ministry of Health and Welfare approval Ibaraki No. 174
January 1996 Launched VSORB
June 1997 Launched ASFLEX
April 1998 Establishment of Crownjun Kono., Ltd.
2000 Started using the 3rd corporate logo mark
April 2004 Launched the world's smallest suture needle
May 2005 Obtained ISO13485 certification
August 2008 Relocation of the Tokyo Head Office of Crownjun Kono Co., Ltd.
October 2009 Renaming of Ibaraki Plant to Tsukuba Plant
October 2009 Expansion of the Tsukuba Plant (1st phase)
June 2010 Emperor's inspection tour to Head Office
December 2011 Obtained pharmaceutical approval in China
April 2016 Expansion of the Tsukuba Plant (2nd phase)
April 2017 Started using the 4th (present) corporate logo mark
April 2018 Launched LACLON
December 2016 Establishment of the Shanghai Office
August 2017 Establishment of CJK Holdings Co., Ltd.
March 2019 Foundation of CJK Medical Labo Co., Ltd.
May 2020 Obtained FDA approval in the United States of America
January 2022 Relocation of the Tokyo Head Office of Crownjun Kono Co., Ltd.

Awards

April 2019 Received "Incentive Award" at the 31st Small and Medium Enterprise New Technology and New Product Awards
January 2018 Received the "Incentive Award" at the Chiba Prefecture Gender Equality Promotion Office Awards
December 2017 Selected as a Companies Driving Regional Growth by the Ministry of Economy, Trade and Industry
January 2015 Received the "Chiba Governor's Award" at the 20th Chiba "Genkijirushi" Company Awards
March 2011 Jointly received the Japan Creation Award 2010 Micro Medical Prize
July 2009 Received the "Third Monodzukuri Nippon Grand Award Prime Minister's Prize"
June 2009 Certified as "Chiba Monozukuri Certified Product 2008"
January 2009 Received the "Excellent Product and Service Award" at the 14th Chiba "Genkijirushi" Company Awards
September 2008 Selected for the "2008 Edition of 300 Vigorous Manufacturing SMEs" sponsored by the Small and Medium Enterprise Agency, Ministry of Economy, Trade and Industry
December 2007 Received the "Technical Award" at the Japan Society of Mechanical Engineers (JSME) Kanto Branch
January 2006 Received the "Excellent President Award" at the Chiba Prefecture Venture Business Manager of the Year Award
February 2001 Received the "Encouragement Award" at the Chiba "Genkijirushi" Company Awards.
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