Katano, Japan

Chuji Shibuya

This inventor holds 1 USPTO granted patent. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chuji Shibuya. Retrieved from https://idiyas.com/inventor/chuji-shibuya

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 6.0

ph-index = 1

Forward Citations = 25(Granted Patents)


Company Filing History:


Years Active: 1983

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1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of Chuji Shibuya

Introduction

Chuji Shibuya is a notable inventor based in Katano, Japan. He is recognized for his significant contributions to the field of flexible printed circuits. His innovative methods have paved the way for advancements in electronic appliances, particularly in radio sets.

Latest Patents

Shibuya holds a patent for a method of making flexible printed circuits. This method involves a continuous process that includes punching holes in a copper-film clad insulating substrate. It also encompasses forming photopolymer films, exposing them to photochemical light, and etching the copper film using the remaining photopolymer as a mask. The improvement in his method ensures that selected oblong parts of the conductor metal film are retained, preventing substrate shrinkage during manufacturing. This innovation assures the registration of printed circuit patterns and solder-resist films.

Career Highlights

Shibuya has made significant strides in his career while working at Matsushita Electric Industrial Co., Ltd. His work has been instrumental in enhancing the manufacturing processes of flexible printed circuits. His dedication to innovation has led to the development of methods that improve the reliability and efficiency of electronic components.

Collaborations

Shibuya has collaborated with notable coworkers such as Satoshi Kaneda and Takashi Kanehisa. Their combined expertise has contributed to the successful development of advanced technologies in the field of electronics.

Conclusion

Chuji Shibuya's contributions to the field of flexible printed circuits exemplify the spirit of innovation. His patented methods have significantly impacted the manufacturing processes in the electronics industry. His work continues to inspire advancements in technology and engineering.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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