Takamasa Hirai

Driving Performance of High Reduction Planetary Gear Drive With Meshing of Arc Tooth Profile Gear and Pin Roller

Eiichirou Tanaka, Kazuteru Nagamura, Kiyotaka Ikejo, 2007 .

453 Development of Evaluation Methods for Seismic Safety Margin of Equipment Considering Elasto-Plastic Response : Part 3 Simplified Analysis Method for Elasto-Plastic Seismic Response Using the Energy Balance Equation of a Maximum Hysteresis Loop

Takamasa Hirai, Katsuhisa Inagaki, Hiroshi Niwa, 2014 .

124 Driving Performance of High Reduction Planetary Gear Drive with Arc Tooth Profile and Pin

Eiichirou Tanaka, Kazuteru Nagamura, Kiyotaka Ikejo, 2007 .

Development of the exposed dose consultation support application software in the X-ray photography using App inventor of free software

Takamasa Hirai, 2014 .

Seismic Margin Evaluation Methods Using Equivalent SDOF Model and Elasto-Plastic Response Spectrum

Takamasa Hirai, Tadashi Iijima, Katsuhisa Inagaki, 2015 .

A Simplified Analysis Method for Elasto-Plastic Seismic Response Using the Energy Balance Equation of a Maximum Hysteresis Loop

Takamasa Hirai, Tadashi Iijima, Katsuhisa Inagaki, 2015 .