Tokyo, Japan

Masayuki Kurokawa

This inventor holds 12 USPTO granted patents and 2 published patent applications. Top assignees: Yamagiwa Electric Co. Ltd., American Standard Inc., Grand Bleu International, Inc.. Active years: 1976-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayuki Kurokawa. Retrieved from https://idiyas.com/inventor/masayuki-kurokawa

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

USPTO Granted Patents = 12 

% Patents Active = 91.7

Average Co-Inventor Count = 1.2

ph-index = 6

Forward Citations = 129(Granted Patents)


Location History:

  • Tokyo, JA (1976 - 1977)
  • Tokyo, JP (1979 - 2010)

Company Filing History:


Years Active: 1976-2010

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12 patents (USPTO):Explore Patents

Title: Innovations by Masayuki Kurokawa

Introduction

Masayuki Kurokawa is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of diving equipment, particularly focusing on accessibility for disabled and elderly individuals. With a total of 12 patents to his name, Kurokawa's work exemplifies innovation and practicality.

Latest Patents

One of Kurokawa's latest inventions is a diving equipment designed to be easily operable by disabled persons and the elderly. This equipment includes a buoyancy controlling device (BCD) that not only holds a tank on the shoulder of the wearer but also functions as a life jacket, providing necessary buoyancy. The BCD is designed in a vest-like shape, with a tank holding part and shoulder components that are continuously formed to create rigid structural members. Most of the operating portions are strategically positioned at the center of the thoracoabdominal part of the diver, enhancing usability and safety.

Career Highlights

Throughout his career, Kurokawa has worked with prominent companies such as Yamagiwa Electric Co. Ltd. and Sony Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas, leading to the creation of impactful products in the diving industry.

Collaborations

Kurokawa has collaborated with talented individuals in his field, including Akira Yamazaki and Masahiro Yonekawa. These partnerships have contributed to the advancement of his inventions and have fostered a collaborative spirit in the innovation process.

Conclusion

Masayuki Kurokawa's dedication to creating accessible diving equipment showcases his commitment to innovation and improving the lives of individuals with disabilities. His contributions to the field are significant and continue to inspire future advancements in diving technology.

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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