Rule based machine translation combined with statistical post editor for Japanese to English patent translation Ehara Terumasa author 2007-sep 11 text Proceedings of the Workshop on Patent translation Jun’ichi Tsujii editor Shoichi Yokoyama editor Copenhagen, Denmark conference publication terumasa-2007-rule https://aclanthology.org/2007.mtsummit-wpt.4/ 2007-sep 11