Ultrasonic Research Meeting (US) Date: Monday, December 10, 2012 Venue: Tokyo Institute of Technology Presenter: Jiromaru Tsujino Presentation: [Configuration of a diagonal slit composite vibration transducer with one wavelength longitudinal vibration mode for ultrasonic composite vibration welding - Composite vibration welding equipment with exchangeable 27 kHz and 40 kHz composite vibration welding tips] " Inventor of "Ultrasonic Compound Vibration Technology" and Chairman of the Board of Directors of our company. Thank you very much for coming and listening to Dr. Tsujino's presentation.