Seminar / Simposium Internasional

• Participant, Telecomunication Partnership Forum, Next Generation Enterprise Network, 26 Februari 2008,Sangrila Hotel,Jakarta
• The 10th International Conference on Quality in Research (QiR), Quality in Research (QiR), 4-6 December 2007, University of Indonesia
• Minimize of Ceramic Defects using Six Sigma to Decrease customer Complain, Quality in Research (QiR), 4-6 December 2007, University of Indonesia
• A Study to Design of Information Catalog of Academic Division in Andalas University, Quality in Research (QiR), 4-6 December 2007, University of Indonesia
• A Study to Choose the domestic airlines for Padang-Jakarta route using Analityc Hierarchy Process, Quality in Research (QiR), 4-6 December 2007, University of Indonesia
• Participant, International Investment Summit “ Responding to The Energy Challenges “, 5-7 November 2007, Jakarta Convention Center
• “ Service Quality Analysis (Case Study : MD Hospital) “International Seminar in Industrial Engineering & Management (ISIEM 2007), 29-30 August 2007,Jakarta
• “ Development of Model of Determining Amount of Newspaper Delivery (Case Study :PT.Padang Intermedia Pers) “International seminar in Industrial Engineering & Management (ISIEM 2007), 29-30 August 2007, Jakarta
• Vice Chairman of Committee The International Symposium on Disaster in Inonesia (ISDI) : Problems and Solutions. 26-28 July 2007, Padang, Indonesia
• 1.The Effects of TFT Cellular Phone Screen on Work Speed and Correctness 2.The Effects of STN Cellular Phone Screen on Work Speed and Correctness 3.The Effects of CSTN Cellular Phone Screen on Work Speed and Correctness, The 9th International Conference on Quality in Research (QiR), (3 papers presented), September 2006, Jakarta
• Participant, International Seminar on Research Result, 16 Juni 2005, Univ.Bung Hatta,Padang, Indonesia.
• Participant, 13th General Assembly of FEISEAP (Federation of Engineering Institutions of Southeast Asia and The Pacific, Agustus 2005, Jakarta,Indonesia
• 1.Shape Recognition Based Manufacturing Process Planning.Aplication of Face-Edge Graph Based Computer Aided Process Planning in Designing Jig Plate.The 8th International Conference on Quality in Research (QiR), (2 papers presented) Agustus 2005, Jakarta,Indonesia
• ‘A Study to Evaluate Fatigue Strength of Automobile Differential Gear’, The 3rd International Conference on Numerical Analysis in Engineering,Batam, Indonesia, (1 paper presented), Maret 2003, Batam,Indonesia
• “Optimasi Telaransi Manufaktur dengan Pendekatan Jaringan Kerja Pada Perencanaan Urutan Proses” The 11th Indonesian Scientific Meeting in Japan, Nagoya, Desember 2002, Japan, Nagoya
• 1.“Finite Element Method Approach to Evaluate Contact Stress of Spur Gear” 2.“A Study of Tolerance Optimation Based on Network Model in Manufacturing Process Planning”, The 12th Indonesian Scientific Meeting, September 2003, Japan, Osaka
• Peserta, Seminar Nasional ” Simposium Pemanfaatan Mikroba Tropika Dalam Industri Makanan dan PengolahanLimbah”, Lustrum X Fakultas Matematika dan Ilmu Pengetahuan Alam (FMIPA), 12 September 2005,Univ.Andalas,Padang