及川 栄作. Principle of generation and application of ionized hydrogen water. 第4回日本・中国マイナス水素イオン学術会議,(2014,9月,済南市)(口頭発表). 2014
及川 栄作. Development of dissolved hydrogen production method from ionized hydrogen water(IHW) and identification of bacterial gene relevant to IHW manufacture. 第3回日本・中国マイナス水素イオン学術会議,(2013, 9月,上海市)(口頭発表). 2013
及川 栄作. Analysis of molecular weight distribution of degraded expanded polystyrene by bacterium STR-Y-O. 1st International Symposium on Technology for Sustainability, (Bangkok Thailand, Jan.,2012). 2012
及川 栄作. Analysis of Molecular Weight Distribution of Degraded Liquid Polystyrene by Bacillus thuringiensis STR-Y-O. 13th International Synposium on Microbial Ecology(22-27 Aug.2010 Seattle, WA, USA) (ポスター発表). 2010
及川 栄作. Analyses of growth factors of taste and odor producing algae by fuzzy neural network. The 8th International Symposium, Global Renaissance by Green Energy Revolution (22-23 Jun. 2008) Nagaoka). 2008
