Company Commitment

Hard Lock receives the Grand Prize of the 10th Japan Innovators Award, sponsored by Nikkei BP.
the 10th Japan Innovators Award

The Hard Lock president receives the Industrial Management Award from the Association for the Study of Industrial Management (Japan) Certificate (PDF) PDF
the Industrial Management Award

Hard Lock receives JISQ 9100 certification for its Aeronautics, Space and Defense Quality Management System (OASIS OIN:6133757800).
JISQ 9100 certification JISQ 9100 certification

October 13, 2011 – The Hard Lock president and his wife were invited by Japanese Emperor Akihito to the autumnal Garden Party in recognition for Hard Lock’s many product achievements in Japan and abroad.
The Autumnal Garden Party The Autumnal Garden Party

October 1, 2011 – State Minister of National Strategy Motohisa Furukawa pays a visit to Hard Lock as an inspection of an SME. After the visit, he sent a letter of appreciation.
Letter of Appreciation (PDF)
State Minister of National Strategy Motohisa Furukawa pays a visit to Hard Lock as an inspection of an SME.Letter of appreciation

The Hard Lock president is mentioned in an inspirational message sent to the next generation of inventors by the Japan Patent Office of the Ministry of Economy, Trade and Industry.
“Message from the Today’s Inventors to the Inventors of Tomorrow” (in Japanese)

Hard Lock begins work toward JISQ 9100 certification to the enter the aeronautics industry with a goal of acquisition in 2011.

 March 2010 Hard Lock Industry participates in the aerospace business mission in the US as a part of the Japanese Ministry of Economy, Trade and Industry’s "Project to Support Market Entry at the Kansai International Airport," an opportunity for a business exchange with Boeing and other major US aerospace manufacturers.

 Hard Lock receives high praise from the Japanese government for our high quality...

 Hard Lock is proud to be a sponsor of the Japanese Olympics bobsleigh team, providing special-made titanium Hard Lock Nuts...

 A world-class inspection device was installed in October 2008 to inspect every product. Hard Lock is working to bring its defects to zero...

 Many of our bills and packaging labels have changed to indicate strength classification instead of the materials used...

  • Click here for more details.

Partnerships with Academia

 Applied technological research with the Hiroshima University Graduate School of Engineering and Science.
Topic: Stress analysis using field emission microscopy and experimentation

 Basic technological research with the Shonan Institute of Technology
Topic: Experiments and analysis of general basic fastener technology

 Design research with the Osaka University of Arts
Topic: Product design for Hard Lock products

News from overseas

Polish rail car manufacturer PESA has selected Hard Lock fasteners for use in their ATR220 cars, which will be put into use in Italy. Click here for the letter of confirmation.

The national China Academy of Material Science has graded Hard Lock as having top-level quality in the world for screw tightness, based on results from Junker screw looseness testing. Click here for the evaluation sheets.

On May 1, 2008, Lee-O Trading Company officially changed its name to Korea Hardlock Ind., greatly expanding our access to the Korean market.

French company ETESIA evaluated Hard Lock with a perfect score in the three areas of delivery, quality and price. Click here to see ETESIA’s certificate of performance.

Hard Lock Industry Product Information

Hard Lock RimThe Hard Lock Rim
An intelligent wheel (rim) invented in the pursuit of operation efficiency.
It is safer than ever.

Hard Lock Nut

Hard Lock Nut

The HL (Hard Lock Nut) maintains its full locking power even if it is positioned in the middle of the screw. Thanks to the wedge effect, this unique double nut features a powerul self-locking effect that is in a class by itself. ...

Research Thesis

The Research Thesis which proved the predominancy of a product.
More information.