Tokyo, Japan

Yoshitsugu Morikawa

This inventor holds 2 USPTO granted patents. Top assignee: Shin-Etsu Polymer Co., Ltd.. Active years: 1985-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshitsugu Morikawa. Retrieved from https://idiyas.com/inventor/yoshitsugu-morikawa

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 = 3.0

ph-index = 2

Forward Citations = 137(Granted Patents)


Company Filing History:


Years Active: 1985-1993

Loading Chart...
2 patents (USPTO):Explore Patents

Title: Innovations by Yoshitsugu Morikawa

Introduction

Yoshitsugu Morikawa is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of electronic components, particularly in the design and manufacturing of push button switches and keyboard switch assemblies. With a total of two patents to his name, Morikawa's work reflects a commitment to enhancing manufacturing efficiency and design flexibility.

Latest Patents

Morikawa's latest patents include a push button switch and a keyboard switch assembly. The push button switch features a key top, dome section, and leg section that are integrally formed from silicone rubber material. This design allows for increased manufacturing efficiency and greater design freedom. The key top includes a colored section created by penetrating dye into the silicone rubber, enhancing its aesthetic appeal. The keyboard switch assembly is designed for electronic instruments and includes a printed circuit board with fixed contact points and a movable contact sheet. This innovative design allows for easier assembly and increased productivity, as the movable contact points do not require exact positioning to function effectively.

Career Highlights

Morikawa has been associated with Shin-Etsu Polymer Co., Ltd., where he has contributed to the development of advanced electronic components. His work has been instrumental in improving the functionality and efficiency of various electronic devices.

Collaborations

Some of Morikawa's notable coworkers include Kiyoshi Nomoto and Kenichi Okada. Their collaborative efforts have further advanced the innovations in electronic component design.

Conclusion

Yoshitsugu Morikawa's contributions to the field of electronic components through his patents demonstrate his innovative spirit and dedication to improving manufacturing processes. His work continues to influence the industry positively.

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]
Loading…