Kawasaki, Japan

Masaru Mishima

This inventor holds 10 USPTO granted patents. Top assignees: Nippon Oil Company, Nippon Seiko Kabushiki Kaisha, Nsk Corporation. Active years: 1988-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masaru Mishima. Retrieved from https://idiyas.com/inventor/masaru-mishima

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.6

ph-index = 8

Forward Citations = 116(Granted Patents)


Location History:

  • Nakahara-ku, Kawasaki-shi, Kanagawa-ken, JP (1991)
  • Kanagawa, JP (1995)
  • Kawasaki, JP (1988 - 1996)
  • Kanagawa-ken, JP (1996)

Company Filing History:


Years Active: 1988-1996

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10 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Masaru Mishima

Introduction

Masaru Mishima is a prominent inventor based in Kawasaki, Japan. He has made significant contributions to the field of engineering, particularly in the development of advanced grease compositions for mechanical applications. With a total of 10 patents to his name, Mishima's work has had a notable impact on the industry.

Latest Patents

Mishima's latest patents include a grease composition for constant velocity joints. This innovative composition contains a base oil with 2 to 25 wt. % of a thickener, 0.5 to 20 wt. % of boron nitride powders, and 0.1 to 10 wt. % of an extreme pressure agent. The extreme pressure agent is selected from a group that includes molybdenum dithiocarbamate and sulfur and phosphorus-containing agents. The boron nitride powders used in this composition have a mean particle size of more than 5 µm and not more than 20 µm. Another patent involves a grease composition that also incorporates an organozinc compound, further enhancing its performance in constant velocity joints.

Career Highlights

Throughout his career, Masaru Mishima has worked with notable companies, including Nippon Oil Company. His expertise in lubrication technology has positioned him as a key figure in the development of innovative solutions for mechanical systems.

Collaborations

Mishima has collaborated with esteemed colleagues such as Hirotugu Kinoshita and Makoto Sekiya. These partnerships have fostered a collaborative environment that has led to the advancement of new technologies in the field.

Conclusion

Masaru Mishima's contributions to the field of engineering, particularly through his innovative grease compositions, highlight his role as a leading inventor. His work continues to influence the industry and pave the way for future advancements.

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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