Software "Digital Clay [Nendo]" : Software-Designed and Directed by Hideki Nakazawa in 1996. (C) Ask Co., Ltd.
Patent "Device for Processing a 3-D Image" : Invented by Hideki Nakazawa in 1996. U. S. Patent No. 6,144,384. Japanese Patent No. 2,968,209.
Patent "Solid Object Generation" : Invented by Hideki Nakazawa in 1996. U. S. Patent No. 5,807,448. Japanese Patent No. 3,150,066.