Shiyoojiro Kodai

Title: Shiyoojiro Kodai: Innovator in Identification Card Technology

Introduction

Shiyoojiro Kodai is a notable inventor based in Itami, Japan. He has made significant contributions to the field of identification card technology. His innovative approach has led to the development of a unique identification card design that enhances reliability and uniformity.

Latest Patents

Kodai holds a patent for an identification card that features a center core layer with a photograph embedded within it. The design includes a first assembly of multiple layers laminated on the upper surface of the core layer and the photograph, as well as a second assembly of multiple layers laminated on the back surface. The layers of both assemblies possess similar thermal expansion properties, ensuring that the thickness of the identification card remains uniform. This symmetrical arrangement results in high reliability without any accompanying warp.

Career Highlights

Throughout his career, Shiyoojiro Kodai has worked with prominent companies such as Ryoden Kasei Co., Ltd. and Mitsubishi Electric Corporation. His experience in these organizations has contributed to his expertise in developing innovative solutions in identification technology.

Collaborations

Kodai has collaborated with various professionals in his field, including his coworker Masato Ohashi. Their joint efforts have further advanced the development of identification card technologies.

Conclusion

Shiyoojiro Kodai's contributions to identification card technology demonstrate his innovative spirit and commitment to enhancing reliability in this essential area. His patent reflects a significant advancement in the design and functionality of identification cards.