Shuji Hiranuma

Title: Shuji Hiranuma: Innovator in IC Card Technology

Introduction

Shuji Hiranuma is a notable inventor based in Kawasaki, Japan. He has made significant contributions to the field of integrated circuit (IC) card technology. With a total of 2 patents, Hiranuma's work has advanced the capabilities and manufacturing processes of IC cards.

Latest Patents

Hiranuma's latest patents include an innovative IC card and a method for manufacturing the same. The IC card features a base sheet made of thermoplastic material, sandwiched between a substrate sheet and a dummy sheet, both of which are formed from nonplastic material. This design allows for the integration of at least one IC chip and input/output terminals that are electrically connected to the chip. The cover sheets on the outer surfaces of the substrate and dummy sheets are also made of thermoplastic material, with apertures for the terminals to be exposed.

Additionally, he has developed a method for making a circuit board that involves laminating and bonding at least two resin substrates through thermocompression. This method allows for the formation of a circuit pattern made from a resin composition containing a conductor material. The design enables multilayer or three-dimensional wiring, enhancing the functionality of circuit boards.

Career Highlights

Throughout his career, Hiranuma has worked with prominent companies such as Toshiba Corporation and Shoei Printing Co., Ltd. His experience in these organizations has contributed to his expertise in the field of electronics and manufacturing.

Collaborations

Hiranuma has collaborated with notable coworkers, including Tamio Saito and Masayuki Ohuchi. Their collective efforts have furthered advancements in technology and innovation.

Conclusion

Shuji Hiranuma's contributions to IC card technology and circuit board manufacturing demonstrate his innovative spirit and technical expertise. His patents reflect a commitment to enhancing electronic devices and their production methods.