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For the Inventor, By the Inventor

Hiroshima, Japan

Kazunari Komatsu

This inventor holds 10 USPTO granted patents. Top assignees: Mazda Motor Corporation, Figaro Engineering Inc.. Active years: 1989-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazunari Komatsu. Retrieved from https://idiyas.com/inventor/kazunari-komatsu

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

USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 2.6

ph-index = 8

Forward Citations = 173(Granted Patents)


Location History:

  • Hiroshima, JP (1989 - 1995)
  • Mihara, JP (1996 - 2000)

Company Filing History:

goldMedal9 out of 4,751 
 
Mazda Motor Corporation
 patents
silverMedal2 out of 46 
 
Figaro Engineering Inc.
 patents
where one patent can have more than one assignee

Years Active: 1989-2000

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10 patents (USPTO):Explore Patents
1. 6120746 - Exhaust gas cleaning catalyst component, process of production of the (2000-09-19),
2. 5849660 - Catalyst for purifying exhaust gas (1998-12-15),
3. 5571763 - Exhaust gas purification system and catalyst therefor (1996-11-05),
4. 5409671 - Catalytic converter for treating exhaust gas (1995-04-25),
5. 5337558 - Engine exhaust purification system (1994-08-16),
6. 5311737 - Exhaust purification apparatus for an engine (1994-05-17),
7. 5233829 - Exhaust system for internal combustion engine (1993-08-10),
8. 5228287 - Exhaust system for internal combustion engine (1993-07-20),
9. 5070318 - Exhaust gas sensor and process for producing same (1991-12-03),
10. 4816800 - Exhaust gas sensor (1989-03-28),

Title: Kazunari Komatsu: Innovator in Exhaust Gas Cleaning Technologies

Introduction

Kazunari Komatsu is a prominent inventor based in Hiroshima, Japan. He has made significant contributions to the field of exhaust gas cleaning technologies, holding a total of 10 patents. His work focuses on improving the efficiency and effectiveness of catalysts used in automotive applications.

Latest Patents

Among his latest patents, one includes an exhaust gas cleaning catalyst component. This innovation involves a process where the active temperature of an exhaust gas cleaning catalyst is shifted to a higher temperature side when Al₂O₃ and/or CeO₂ is used as a co-catalyst. Additionally, the oxidation number of platinum or iridium, which serves as the noble active component, is adjusted to plus four. Another notable patent is for a catalyst designed for purifying automotive exhaust gas. This catalyst features inner and outer catalytic layers, each containing a base material and a catalytic material. The inner layer includes a palladium component and a nickel oxide component to prevent poisoning, while the outer layer contains a rhodium component without palladium or nickel oxide.

Career Highlights

Kazunari Komatsu has worked with notable companies such as Mazda Motor Corporation and Figaro Engineering Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas in the automotive sector.

Collaborations

Throughout his career, Komatsu has collaborated with talented individuals, including Takashi Takemoto and Makoto Kyogoku. These partnerships have contributed to the advancement of his research and inventions.

Conclusion

Kazunari Komatsu's work in exhaust gas cleaning technologies showcases his dedication to innovation and environmental sustainability. His patents reflect a commitment to improving automotive efficiency and reducing emissions.

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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