| June 1983 |
Established as INOVEX Co., Ltd. with headquarters in Minami-Aoyama, Minato-ku, Tokyo |
| February 1992 |
Launched a new project |
| May 1995 |
Began research and development of technologies using metal nanoparticles |
| April 1996 |
Opened the Yamagata Research Institute for the manufacturing and technological development of metal nanoparticles |
| April 1997 |
Established headquarters, research institute, and manufacturing plant in Nishi-Gotanda, Shinagawa-ku, Tokyo, specializing in metal nanoparticles |
| June 1999 |
Formulated a business plan for research and development of metal nanoparticles; business certified under the Act on Promotion of Creative Business Activities by Small and Medium Enterprises by the Governor of Tokyo (Creative Law: No. 1318) |
| September 1999 |
Filed international patent for "Method of manufacturing metal colloid and metal colloid manufactured by this method" |
| April 2000 |
Certified by the Tokyo Metropolitan Small and Medium Enterprise Support Center for the FY2000 New Product and New Technology Development Subsidy Program |
| August 2000 |
Changed company name to INOVEX Co., Ltd. (formerly IBEX Co., Ltd.) |
| September 2000 |
Our platinum colloid beverage was the first to be approved as a "soft drink" by the Ministry of Health, Labour and Welfare (former Ministry of Health and Welfare) |
| March 2002 |
Our platinum colloid was the first platinum-based cosmetic raw material to be registered with the INCI by the Personal Care Products Council (PCPC) |
| May 2004 |
Published a paper on the antioxidant capacity of platinum colloid in the "Biological and Pharmaceutical Bulletin" by the Pharmaceutical Society of Japan |
| November 2004 |
Moved headquarters, research institute, and manufacturing plant to Ichiyama, Izu City, Shizuoka Prefecture |
| March 2005 |
Received a permit for manufacturing soft drinks from the Governor of Shizuoka Prefecture |
| February 2007 |
Opened Yamagata Plant in Higashine City, Yamagata Prefecture, and began manufacturing cosmetic raw materials |
| March 2010 |
Opened Aomori Plant in Hirakawa City, Aomori Prefecture (relocated from Yamagata Plant) |
| April 2010 |
Obtained patents for "Method of manufacturing metal colloid and metal colloid manufactured by this method" in 12 countries worldwide |
| February 2012 |
Obtained a patent for "Cosmetic containing platinum colloid" (formerly "Cosmetic") |
| January 2013 |
Established Inovex UK Ltd. in the United Kingdom |
| September 2013 |
Obtained patents for "Composition for the treatment or prevention of mental symptoms using platinum colloid" in 11 countries worldwide |
| December 2013 |
Integrated the functions and equipment of Aomori Plant into the headquarters Izu Plant |
| December 2013 |
Izu Plant was approved as a food facility by the US FDA |
| March 2015 |
"sai®" soft drink was approved by Shizuoka Prefecture HACCP |
| October 2015 |
Appointed a sterilization management chief engineer |
| June 2019 |
Presented evidence at an academic conference that platinum in "sai®" soft drink is not absorbed from the intestines |
| January 2021 |
Obtained new patents for the manufacturing method of platinum colloid in 10 countries worldwide |
| August 2021 |
Published a paper on the functionality of "sai®" soft drink in the neuroscience journal "Neurochemical Research" |
| June 2023 |
Hiroshi Iwaki appointed as Chairman and Ritsuko Tanimura as President and CEO |
| April 2024 |
Appointed a PCQI preventive control qualified individual |
