Hitoshi Egawa

Title: Hitoshi Egawa: Innovator in Table Tennis Technology

Introduction

Hitoshi Egawa is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of sports equipment, particularly in the development of table tennis balls. His innovative approach has led to advancements that enhance the playing experience for athletes.

Latest Patents

Hitoshi Egawa holds a patent for a table tennis ball and a thermoplastic resin composition specifically designed for table tennis balls. This invention allows for the creation of a table tennis ball that faithfully reproduces the playing characteristics of traditional celluloid balls without using celluloid. The thermoplastic resin composition provides an excellent balance of elastic modulus, impact resistance, and density. The patented table tennis ball is composed of a celluloid-free thermoplastic resin or thermoplastic resin composition that meets specific criteria, including a flexural modulus according to ISO 178 of 1650 MPa or more, a Charpy impact strength according to ISO 179 of 20 kJ/m or more, and a density according to ISO 1183 of less than 1.20 g/cm. The ball has a diameter of 39.0 mm or more and weighs between 2.0 to 3.5 g.

Career Highlights

Throughout his career, Hitoshi Egawa has worked with prominent companies in the industry, including Toray Industries, Inc. and Nippon Takkyu Co., Ltd. His experience in these organizations has contributed to his expertise in materials science and product development.

Collaborations

Hitoshi has collaborated with notable colleagues such as Satoshi Toki and Tadakatsu Takasaki. These partnerships have fostered innovation and creativity in the development of sports equipment.

Conclusion

Hitoshi Egawa's contributions to the field of table tennis technology exemplify the impact of innovation in sports. His patented designs and collaborations highlight the importance of advancing equipment to enhance athletic performance.