Kazuya Kawano

This inventor holds 17 USPTO granted patents, primarily in Catalytic Converter Diagnosis. Top assignees: Hitachi, Ltd., Hitachi Car Engineering Co., Ltd.. Active years: 1992-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuya Kawano. Retrieved from https://idiyas.com/inventor/kazuya-kawano

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

Calculating rank

USPTO Granted Patents = 17

% Patents Active = 82.4

Average Co-Inventor Count = 4.4

ph-index = 11

Forward Citations = 258(Granted Patents)

Location History:

Hitachinaka, JP (1998 - 2001)
Katsuta, JP (1992 - 2008)

Company Filing History:

Hitachi Car Engineering Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 1992-2008

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Areas of Expertise:

Catalyst Deterioration

Evaporative System

Diagnosis Apparatus

Internal Combustion Engine

Exhaust Gas Purification

Control Method

Malfunction Diagnosis

Engine Control System

Acceleration Response

Vehicle Diagnostics

Diagnostic Systems

17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7424801 - System for diagnosing deterioration of catalyst (2008-09-16),

2. 7114326 - System for diagnosing deterioration of catalyst (2006-10-03),

3. 7021044 - System for diagnosing deterioration of catalyst (2006-04-04),

4. 6343466 - System for diagnosing deterioration of catalyst (2002-02-05),

5. 6305361 - Evaporative system and method of diagnosing same (2001-10-23),

6. 6105556 - Evaporative system and method of diagnosing same (2000-08-22),

7. 6089080 - Diagnosis apparatus for evaporation system (2000-07-18),

8. 6085132 - Control method and apparatus for diagnosing vehicles (2000-07-04),

9. 5964811 - Control method and apparatus for diagnosing vehicles (1999-10-12),

10. 5819530 - Internal combustion engine controller with exhaust gas purification (1998-10-13),

11. 5765540 - Method of diagnosing an evaporative system (1998-06-16),

12. 5758491 - Diagnosing system and method of catalytic converter for controlling (1998-06-02),

13. 5649420 - System for diagnosing deterioration of catalyst (1997-07-22),

14. 5557933 - Malfunction diagnosis apparatus for internal combustion engine (1996-09-24),

15. 5526643 - System for diagnosing deterioration of catalyst (1996-06-18),

Title: Kazuya Kawano: Innovator in Catalyst Diagnosis

Introduction

Kazuya Kawano is a prominent inventor based in Katsuta, Japan. He has made significant contributions to the field of automotive technology, particularly in the area of catalyst diagnosis. With a total of 17 patents to his name, Kawano's work has had a substantial impact on improving the efficiency of internal combustion engines.

Latest Patents

One of Kawano's latest patents is a system for diagnosing the deterioration of catalysts. This innovative diagnostic system enhances the accuracy of diagnosing the deterioration state of a catalyst in a catalytic converter, which is essential for cleaning the exhaust gas of internal combustion engines. The system estimates the temperature of the catalyst using the operating-state signal, such as the flow rate of intake air or the width of a fuel injection pulse. By correcting the conversion efficiency of the catalyst based on the estimated temperature, the diagnostic device can accurately assess the deterioration state of the catalyst.

Career Highlights

Kawano has worked with notable companies, including Hitachi, Ltd. and Hitachi Car Engineering Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in automotive technology.

Collaborations

Kawano has collaborated with esteemed colleagues, including Toshio Ishii and Takashi Mukaihira. Their combined expertise has contributed to the advancement of technology in their field.

Conclusion

Kazuya Kawano's contributions to catalyst diagnosis exemplify the importance of innovation in automotive technology. His patents reflect a commitment to enhancing engine efficiency and reducing emissions. Through his work, Kawano continues to influence the future of automotive engineering.

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]