Numazu, Japan

Masakazu Chiba

This inventor holds 9 USPTO granted patents. Top assignees: Toyota Jidosha Kabushiki Kaisha, Toyota Jidosha Kogyo Kabushiki Kaisha, Nippon Soken, Inc.. Active years: 1980-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masakazu Chiba. Retrieved from https://idiyas.com/inventor/masakazu-chiba

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 = 2.7

ph-index = 8

Forward Citations = 202(Granted Patents)


Location History:

  • Susono, JP (1980 - 1984)
  • Aichi, JP (1994 - 1995)
  • Numazu, JP (1999 - 2002)

Company Filing History:


Years Active: 1980-2002

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9 patents (USPTO):Explore Patents

Title: Innovator Masakazu Chiba: Pioneering Vehicle Technology

Introduction

Masakazu Chiba, an accomplished inventor based in Numazu, Japan, has significantly contributed to the automotive industry with a notable portfolio of nine patents. His innovative designs focus on enhancing vehicle safety and performance through advancements in airbag systems and pedal devices. Chiba's dedication to improving vehicular technology showcases his commitment to modernizing automotive safety standards.

Latest Patents

Among his latest creations, one notable invention is an air bag device designed to optimize the reaction force based on the physical constitution of vehicle occupants. This airbag device features a unique design where the outer airbag body interfaces with an inner airbag body. This design allows for precise control over gas flow through vent holes, which adapt based on the characteristics of the occupant. This innovation enhances safety by ensuring the airbags deploy correctly and effectively according to each occupant's needs.

Another significant patent is the supporting structure of a pedal device for vehicles. This invention includes a pedal bracket fixed to the vehicle body, supporting a rotating shaft portion of a suspended-type pedal. It incorporates a displacement controlling device that transmits external force, facilitating controlled displacement of the pedal's stepping surface. This invention significantly improves the interaction between the driver and the vehicle under various conditions, enhancing overall driver control.

Career Highlights

Masakazu Chiba has made remarkable strides in his engineering career, working for prominent automotive firms such as Toyota Motor Corporation and Toyota Jidosha Kogyo Company. His involvement with these renowned companies has allowed him to apply his inventive skills to real-world challenges, making significant contributions to vehicle design and safety.

Collaborations

During his career, Chiba has collaborated with esteemed colleagues, including Toru Kiuchi and Kenji Ogata. Their collaborative efforts have propelled advancements in vehicle technology, contributing to the development of safer and more efficient automotive designs. This teamwork underscores the importance of collaboration in driving innovation within the automotive industry.

Conclusion

In conclusion, Masakazu Chiba's inventive spirit and dedication to enhancing automotive technology through his nine patents have established him as a noteworthy figure in the realm of vehicle safety and performance. His latest innovations in airbag systems and pedal devices reflect his commitment to improving user experience and safety in vehicles. As the automotive industry continues to evolve, Chiba's contributions will surely leave a lasting impact on the future of vehicle design.

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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