| 1986.9 |
Prime Minister’s Prize in the 2nd young businessmen’s report contest sponsored by The Mainichi Newspaper (Chieko Kuma) |
| 1987.1 |
“The 10 Best New Products For The Year 1987” award from Nikkan Kogyo Newspaper |
| 1992.11 |
The Technical award from Adsorption Society of Japan (Toshimi Kuma, Hiroshi Okano, Hiroaki Izumi) |
| 1995.3 |
The Technical Award from the Society of Chemical Engineers (Toshimi Kuma, Katsuhiro Tanaka, Tsutomu Hirose) |
| 1995.4 |
The Best Paper Award from the American Society of Mechanical Engineers (Toshimi Kuma) |
| 1996.3 |
The Industrial Technology Center Prize (Toshimi Kuma, Yoichi Mitsuma) |
| 1996.10 |
The Prize for invention from the Society of Invention (Toshimi Kuma, Hiroshi Okano) |
| 1997.4 |
The Director General of the Science and Technology Agency Prize (Toshimi Kuma) The Director General of the Patent Agency Prize |
| 1998.2 |
The certification of appreciation by Japan National Council of Social Welfare and Support of Employment, Living and Participation |
| 2001.1 |
The Medium Small Business Research Institute award |
| 2002.4 |
The Technical Award from the Society of Separation Process Engineers (Hiroshi Okano, Wei Li Jin, Tsutomu Hirose) |
| 2003.3 |
The Technical Award from the Society of Chemical Engineers (Hiroshi Okano, Wei Li Jin, Tsutomu Hirose) |
| 2004.9 |
The Technical Award from Adsorption Society of Japan (Hiroshi Okano, Hiroaki Izumi, Ryuji Kuramitsu, Hiroshi Funato, Noriaki Shirahama) |
| 2006.4 |
Chosen as one of the top 300 small/medium enterprises creating innovative products and received certificate of appreciation from the Small and Medium Enterprise Agency Ministry of Trade and Industry. |
| 2007.4 |
Best Management Award presented by The Commendation Foundation for Kyushu-Yamaguchi Local Economy Contributors (Fumio Kuma) |
| 2007.9 |
The Technical Award from Adsorption Society of Japan (Hiroshi Okano, Yasuhiro Tanaka, Keimei Furuki, Yuji Fujioka, Kenichiro Yamada) |
| 2008.5 |
The Technical Award from Japan Association on Odor Environment. |
| 2009.7 |
The Excellence Prize from the Third Monodzukuri Nippon Grand Award |
