1) Takahiro SHIRAKASHI, Hiroyuki SASAHARA, Toshiyuki OBIKAWA： The Prediction of the Mechanical State of Machined Surface by FEM, Proc. of IMCC'93 Vol2, Hong Kong, (1993)， pp.65-70.
2) Hiroyuki SASAHARA, Toshiyuki OBIKAWA, Takahiro SHIRAKASHI：3-D FEM Analysis on Large Chip Deformation at Tool Entry，Proc.ICMT'93, China, pp.7-12.
3) Hiroyuki SASAHARA, Toshiyuki OBIKAWA, Takahiro SHIRAKASHI： FEM Analysis of Cutting Sequence Effect on Mechanical Characteristics in Machined Layer, Proc. ICPE'95, Singapore, (1995.11), pp.581-584.
4) Hiroyuki SASAHARA, Toshiyuki OBIKAWA, Takahiro SHIRAKASHI: FEM Simulation on Machining Process of Two Phase Alloy, Proc. ICPE'97, Taipei, (1997.11), pp.467-472.
5) Toshiyuki OBIKAWA, Masahiko YOSHINO, Takashi MATSUMURA, Hiroyuki SASAHARA, Jun SHINOZUKA, Koji FURUSAWA: Rapid Manufacturing System by Sheet Steel Lamination, Proc. 14th International Conference on CAPE'98, Tokyo, (1998.9), pp.265-270.
6) Hiroyuki SASAHARA, Toshiyuki OBIKAWA, Takahiro SHIRAKASHI : Control of Residual Stress within Machined Surface Layer in Face Turning, Proc. U.S. -Japan Symposium on High-Efficiency Damage-free Finishing of Advanced Materials, Oklahoma, U.S.A., (1999.3), pp.71-82.
7) Hiroyuki SASAHARA, Fuminori MIZUTANI and Masaomi TSUTSUMI: Application of Oil-mist Lubrication to High-Speed Milling, Abrasive Technology, Edit. J.Wang, World Scientific Publishing Co. Pte. Ltd, (Proc. ABTEC’99, Brisbane, Australia), (1999.10), pp.386-393.
8) Toshiyuki OBIKAWA, Jun SHINOZUKA, H. KIKUCHI, K. YOSHINO, Koh TANABE, Hiroyuki SASAHARA and Takahiro SHIRAKASHI: Finite Element Modeling of Machining with a Helical Endmill, Proc. 5TH ICPMT, Beijing, (2000.9), pp.715-720.
9) Takahiro SHIRAKASHI, Toshiyuki OBIKAWA and Hiroyuki SASAHARA: Estimation of Residual Stress Distribution in Machined Surface and its Control through FEM Simulation, Proc. 4th International ESAFORM Conference on Material Forming, Vol.2, Liege, Belgium, (2001.4), pp.639-641.
10) Hiroyuki SASAHARA, Takehiko NITTA and Kazufumi NISHI: Analysis of Tool Temperature in High-Speed Milling, Initiatives of Precision Engineering at The Beginning of a Millennium, ed. I. Inasaki, Kluwer Academic Publishers, (Proc. 10th ICPE, Yokohama), (2001.10), pp.279-283.
11) Toshiaki SEGAWA, Hiroyuki SASAHARA, Masaomi TSUTSUMI: A Study of Compressive Residual Stress on the Machined Surface of Aluminum Alloy, Progress of Machining Technology, (Proc. ICPMT'2002, Xian) (2002), pp.683-688.
12) Hiroyuki SASAHARA, Kei HARADA: Effect of Vibration Cutting on Cutting Force and Temperature, Leading Edge Manufacturing (Proc LEM21, Niigata), (2003), pp.675-680.
13) Hiroyuki SASAHARA, Atsushi DOI, Makoto TAKIZAWA, Masahisa CHINO, Layered Manufacturing System using Sheet Metal - Polymer Lamination, Proc. ICoPE 2004 (ISBN 981-04-8484-4), Singapore, (2004) pp. 659-664.
14) Toshiaki SEGAWA, Hiroyuki SASAHARA and Masaomi TSUTSUMI: Control of the Mechanical Property on Machined Surface by a New Tool for cutting-burnishing combined process, ASME International Mechanical Engineering Congress, Anaheim, California USA, (2004) (IMECE2004-59641, CD-ROM) (Nov. 13-19)
15) Hiroyuki SASAHARA and Tang Yu Long: Finite Element Analysis on the Temperature and Machining Accuracy of Fine Boring Process, Proc. 7th ICPMT, Suzhou, China (2004) pp. 769-774. (Dec. 8-11)
16) Toshiyuki OBIKAWA, Hiroyuki SASAHARA and Takahiro SHIRAKASHI, Basic Nonlinearity of Tool Chatter Vibration, Proc 3rd Leading Edge Manufacturing 21st Century (LEM21), Nagoya, (2005) pp.169-173.(Oct. 19-22)
17) Kiyoshi OKAMURA, Hiroyuki SASAHARA, Toshiaki SEGAWA and Masaomi TSUTSUMI, Machining Characteristics of Low-frequency Vibration Drilling, Proc 3rd Leading Edge Manufacturing 21st Century (LEM21), Nagoya, (2005) pp.491-496. (Oct. 19-22)
18) Tomohiko YATA, Hiroyuki SASAHARA, Toshiaki SEGAWA and Masaomi TSUTSUMI, Surface Enhancement by Friction Stir Burnishing, Proc 3rd Leading Edge Manufacturing 21st Century (LEM21), Nagoya, (2005) pp.547-552. (Oct. 19-22)
19) Hiroyuki SASAHARA, Tomohiko YATA, Toshiaki SEGAWA and Masaomi TSUTSUMI, Formation of Nanocrystalline Structure on the Surface Layer by Friction Stir Burnishing, Proc. 6th Int. Conf. EUSPEN, Baden bei Wien, (2006) pp.344-347. (May 28-Jun 1)
20) Toshiaki SEGAWA, Masami MATSUBARA, Hiroyuki SASAHARA, Generation and improvement of compressive residual stress, hardness and micro or nano grain on a drilled surface by hard drilling of carburized parts, Proc. 6th Int. Conf. EUSPEN, Baden bei Wien, (2006) pp.348-351. (May 28-Jun 1)
21) Hiroyuki Sasahara, Masaomi Tsutsumi, Near Dry Helical Feed Milling for Boring of Aluminum Alloy, Proc AMPT 2006, Las Vegas, USA, (2006) (CD-ROM, PSI2 P1026) (July 30-Augst 3).
22) Toshiaki Segawa, Masami Matsubara, Hiroyuki Sasahara, High Compressive Residual Stress Generated and High Hardness and Fine Grain Produced by Hard Drilling of Carburized Parts, Proc AMPT 2006, Las Vegas, USA, (2006) (CD-ROM, PSI3 P1002) (July 30-Augst 3)
23) Hiroshi Matsuda, Hiroyuki Sasahara and Masaomi Tsutsumi, Control of Cutter Marks Array on a Surface by Patch Division Milling, Proc. ICPMT2006, Matsue, JAPAN (2006)pp.425-428. (Nov. 9-11)
24) TANG YuLong, Hiroyuki Sasahara, Effect of Machining Strategy on Thermal Expansion in Fine Boring Process, Proc. ICPMT2006, Matsue, JAPAN (2006)pp. 519-522. (Nov. 9-11)
25) TANG YuLong, Hiroyuki Sasahara, Kimio Nishimura, Takafumi Watanabe, Dummy Heat Source Technique for Estimating the Machining Error Caused by Thermal Behavior in Fine Boring, Proc. 35th MATADOR conference, Taipei (2007) pp.211-214. (July 18-20)
26) Hiroshi MATSUDA, Hiroyuki SASAHARA, Masaaki FUKUDA and Masaomi TSUTSUMI, Tool Path Generation for the Formation of Geometric Surface Pattern on Curved Surface by Patch Division Milling, Proc. 4th LEM21, (2007) pp.35-40.(Nov.7-9)
27) Hiroshi NAKAJIMA, Atsushi KATO, Hiroyuki SASAHARA, Hiromasa YAMAMOTO, Toshiyuki MURAKI, Masaomi TSUTSUMI, Effect of Rotary Cutting Tool Posture on Multi Tasking Lathe, Proc. 4th LEM21, (2007) pp.311-316. (Nov.7-9)
28) Mitsuru SHIMOMURA, YuLong TANG and Hiroyuki SASAHARA, Analytical Prediction of Sequential Cutting Process, Proc. 4th LEM21, (2007) pp.317-322. (Nov.7-9)
29) Ryuji IWASHITA, Hiroyuki SASAHARA, Study on Simulation of Micro Cutting Process of Alternatively Arranged Resin and Metal, Proc. 4th LEM21, (2007) pp.701-706. (Nov.7-9)
30) Hiroyuki Sasahara, Masaaki Fukuda, Hiroshi Matsuda, Masaomi Tsutsumi, Generation of Regularly Alligned Micro Dimples by using a Patch Division Milling, Proc. 10th Anniversary Int. Conf. EUSPEN, Zurich, (2008) pp.24-28. (May 18-22)
31) Kan DING, YuLong TANG and Hiroyuki SASAHARA, Investigation on the Deformation of Cylinder Liner During Boring Process Caused by Cutting Force and Temperature Rise, Proc. 8th ACPMT, Guilin, (2008) pp.370-375. (June 15-20)
32) Kei HARADA, Hiroyuki Sasahara, Effect of Dynamic Response and Displacement/Stress Amplitude on Ultrasonic Vibration Cutting, Proc. 8th ACPMT, Guilin, (2008) pp.606-611. (June 15-20)
33) Toshiyuki OBIKAWA, Yoshifumi TAKEMURA, Yasuhiro AKIYAMA, Jun SHINOZUKA, Hiroyuki SASAHARA, Microscopic Phase-Dependent Residual Stresses in the Machined Surface Layer of Two-Phase Alloy: FE Modeling and Results, Proc. 8th ACPMT, Guilin, (2008) pp.870-875. (June 15-20)
34) Hiroyuki SASAHARA, Shohei NAGAO, Masahisa CHINO, Electrochemical Machining of Curved Holes by Means of an Electrode Posture Control System, Proc. GCMM 2008, Gold Coast, (2008) submitted.
35) Hiroyuki SASAHARA, Satoshi KIUCHI, Tomohiko YATA, Hiroyuki MURASE, Keisuke TOMINAGA, Generation of Surface Hardened Layer on 0.45%C Steel by Frictional Stir Burnishing, Proc. GCMM 2008, Gold Coast, (2008) submitted.