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For the Inventor, By the Inventor

Ora-gun, Japan

Kenzo Matsumoto

This inventor holds 56 USPTO granted patents and 14 EPO patents, primarily in Refrigeration Technology (CPC class F03C). Top assignee: Sanyo Electric Co., Ltd.. Active years: 1998-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenzo Matsumoto. Retrieved from https://idiyas.com/inventor/kenzo-matsumoto

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

USPTO Granted Patents = 56

% Patents Active = 55.4

 

Average Co-Inventor Count = 5.5

ph-index = 11

Forward Citations = 446(Granted Patents)

Forward Citations (Not Self Cited) = 415(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Ozumi-Machi, JP (2002)
  • Oizumi-machi, JP (2004 - 2007)
  • Gunma-ken, JP (1998 - 2009)
  • Gunma, JP (2001 - 2009)
  • Ora-gun, JP (2003 - 2010)

Company Filing History:

goldMedal56 out of 8,782 
 
Sanyo Electric Co., Ltd.
 patents

Years Active: 1998-2010

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Areas of Expertise:
Refrigeration System
Rotary Compressor
Cooling Apparatus
Refrigerant Cycle
Multistage Compression
Refrigerant Device
Defroster
Manufacturing Method
Heat Exchange
Cooling Device
Refrigerant Unit
Thermal Management
56 patents (USPTO):Explore Patents
1. 7837449 - Compressor, method for manufacturing the compressor, defroster of refrigerant circuit, and refrigerant unit (2010-11-23),
2. 7762792 - Compressor (2010-07-27),
3. 7621729 - Multistage compression type rotary compressor (2009-11-24),
4. 7611343 - Multistage compression type rotary compressor (2009-11-03),
5. 7611342 - Multistage compression type rotary compressor (2009-11-03),
6. 7546746 - Cooling apparatus (2009-06-16),
7. 7491042 - Multistage compression type rotary compressor (2009-02-17),
8. 7435063 - Compressor, method for manufacturing the compressor, defroster of refrigerant circuit, and refrigeration unit (2008-10-14),
9. 7435062 - Compressor, method for manufacturing the compressor, defroster of refrigerant circuit, and refrigeration unit (2008-10-14),
10. 7302803 - Compressor, method for manufacturing the compressor, defroster of refrigerant circuit, and refrigerant unit (2007-12-04),
11. 7251950 - Heating/cooling system (2007-08-07),
12. 7251949 - Refrigerant system (2007-08-07),
13. 7228700 - Heating/cooling system (2007-06-12),
14. 7225635 - Refrigerant cycle apparatus (2007-06-05),
15. 7223082 - Rotary compressor (2007-05-29),

Title: Kenzo Matsumoto: Innovator in Rotary Compressor Technology

Introduction

Kenzo Matsumoto, an esteemed inventor based in Ora-gun, Japan, has made significant contributions to the field of compressor technology. With an impressive total of 56 patents to his name, Matsumoto's work exemplifies innovation and technical expertise in his industry.

Latest Patents

Matsumoto's recent patents include advanced technologies such as a rotary compressor and methods for its manufacturing, alongside innovations in defroster and refrigerant circuit design. His latest rotary compressor is designed to prevent performance deterioration, featuring a unique structure that includes a cylinder, an eccentric roller, and a specialized spring mechanism. This innovation ensures effective separation of pressure zones within the compressor, enhancing its efficiency and reliability.

Career Highlights

Kenzo Matsumoto is currently associated with Sanyo Electric Co., Ltd., where he showcases his inventive talents. His dedication to advancing compressor technology has led to his recognition as a key innovator in the field, significantly contributing to the company's technological advancements.

Collaborations

Throughout his career, Matsumoto has collaborated with other distinguished professionals, including Haruhisa Yamasaki and Kazuya Sato. Together, they have worked on numerous projects, fostering a collaborative environment that emphasizes the importance of teamwork in driving innovation.

Conclusion

In conclusion, Kenzo Matsumoto stands out as an influential inventor in the realm of rotary compressor technology. His dedication to innovation and collaboration within Sanyo Electric Co., Ltd. continues to push the boundaries of what is possible, promising exciting developments in the future.

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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