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For the Inventor, By the Inventor

Obu, Japan

Toshinobu Homan

This inventor holds 18 USPTO granted patents, primarily in Vehicle Air Conditioning. Top assignee: Denso Corporation. Active years: 2002-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshinobu Homan. Retrieved from https://idiyas.com/inventor/toshinobu-homan

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

Calculating rank
USPTO Granted Patents = 18

% Patents Active = 88.9

Average Co-Inventor Count = 3.0

ph-index = 10

Forward Citations = 323(Granted Patents)


Location History:

  • Kariya, JP (2006)
  • Obu, JP (2002 - 2007)
  • Oobu, JP (2007 - 2008)

Company Filing History:

goldMedal18 out of 20,443 
 
Denso Corporation
 patents

Years Active: 2002-2008

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Areas of Expertise:
Air Conditioner
Vehicle
Inverter Overheating
Compressor Control
Battery Cooling
Defogging
Hybrid Vehicle
Cooling System
Automotive
Electric Compression
Air-Conditioning System
18 patents (USPTO):Explore Patents
1. 7398653 - Air conditioner for vehicle capable of preventing inverter overheating (2008-07-15),
2. 7325595 - Automotive air conditioning system (2008-02-05),
3. 7222666 - Vehicle air-conditioning apparatus that can surely defog window (2007-05-29),
4. 7201010 - Compressor control system for vehicle air conditioner (2007-04-10),
5. 7174733 - Vehicular air-conditioner (2007-02-13),
6. 7121103 - Vehicle air conditioning system (2006-10-17),
7. 7013659 - Battery cooling system for vehicle (2006-03-21),
8. 6978629 - Vehicle air conditioner (2005-12-27),
9. 6955060 - Air conditioner with control of compressor (2005-10-18),
10. 6931873 - Vehicle air conditioner (2005-08-23),
11. 6892550 - Electric compression device (2005-05-17),
12. 6732941 - Air conditioner for vehicle (2004-05-11),
13. 6675597 - Vehicle air-conditioning system (2004-01-13),
14. 6518727 - Charging control system for air conditioner and battery (2003-02-11),
15. 6516621 - Air conditioner for hybrid vehicle (2003-02-11),

Title: The Innovative Contributions of Toshinobu Homan

Introduction

Toshinobu Homan is a prominent inventor based in Obu, Japan. He has made significant contributions to the field of automotive technology, particularly in air conditioning systems. With a total of 18 patents to his name, Homan's work has had a substantial impact on vehicle comfort and efficiency.

Latest Patents

Homan's latest patents include an innovative air conditioner for vehicles capable of preventing inverter overheating. This invention features an inverter that drives an electric motor of the electric compressor, operating in a protection-against-overheat mode. This mode ensures the flow rate of the refrigerant and cools the inverter itself when the temperature exceeds a predetermined value. Additionally, he has developed an automotive air conditioning system for hybrid vehicles. This system controls the demand for the operation of the vehicle's running engine to achieve specific coolant temperatures for optimal air-outlet temperatures during different operational modes.

Career Highlights

Homan is currently employed at Denso Corporation, a leading company in automotive technology. His work at Denso has allowed him to focus on developing advanced air conditioning systems that enhance vehicle performance and passenger comfort. His innovative designs have contributed to the evolution of automotive climate control.

Collaborations

Homan has collaborated with notable colleagues, including Mitsuyo Oomura and Yuji Takeo. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies in the automotive sector.

Conclusion

Toshinobu Homan's contributions to automotive air conditioning technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of the complexities involved in vehicle climate control, ensuring a comfortable experience for drivers and passengers alike.

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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