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For the Inventor, By the Inventor

Osaka, Japan

Hiroshi Hasegawa

This inventor holds 80 USPTO granted patents and 10 published patent applications and 23 EPO patents, primarily in Fluid Machinery (CPC class F04C23-001). Top assignees: Panasonic Corporation, Showa Denko K.k., Matsushita Electric Industrial Co., Ltd.. Active years: 1978-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Hasegawa. Retrieved from https://idiyas.com/inventor/hiroshi-hasegawa-ewxmc0u7

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

Calculating rank
USPTO Granted Patents = 80 

% Patents Active = 51.3

 

Average Co-Inventor Count = 2.8

ph-index = 13

Forward Citations = 876(Granted Patents)

Forward Citations (Not Self Cited) = 850(Dec 10, 2025)


Inventors with similar research interests:


    Location History:

    • Hirakata, JP (1990 - 1991)
    • Wako, JP (1993)
    • Niiza, JP (1992 - 1994)
    • Katano, JP (2000 - 2005)
    • Toyonaka, JP (2008)
    • Chichibu, JP (2004 - 2011)
    • Hamura, JP (2013 - 2017)
    • Osaka, JP (1978 - 2018)
    • Sakai, JP (2003 - 2021)
    • Saitama, JP (1991 - 2022)

    Company Filing History:

    goldMedal19 out of 16,454 
     
    Panasonic Corporation
     patents
    silverMedal12 out of 1,961 
     
    Showa Denko K.k.
     patents
    bronzeMedal10 out of 27,375 
     
    Matsushita Electric Industrial Co., Ltd.
     patents
    4. 9 out of 10,092 
     
    Honda Giken Kogyo Kabushiki Kaisha
     patents
    5. 9 out of 13,338 
     
    Panasonic Intellectual Property Management Co., Ltd.
     patents
    6. 5 out of 3,373 
     
    Shimano Inc.
     patents
    7. 4 out of 76 
     
    Kaijo Corporation
     patents
    8. 4 out of 25,982 
     
    Sharp Kabushiki Kaisha Corporation
     patents
    9. 3 out of 2,413 
     
    Funai Electric Company Ltd.
     patents
    10. 2 out of 8,271 
     
    Tdk Corporation
     patents
    11. 1 out of 20 
     
    Katayama Chemical, Inc.
     patents
    12. 1 out of 123 
     
    Matsushita Refrigeration Company
     patents
    13. 1 out of 1 
     
    Nalco Japan G.k.
     patent
    14. 1 out of 158 
     
    Sakai Chemical Industry Co., Ltd.
     patents
    15. 3 out of 834,601 
    Other
     patents
    where one patent can have more than one assignee

    Years Active: 1978-2022

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    Areas of Expertise:
    Ultrasonic Homogenizer
    Curved Display Panel
    Image Display Device
    Turbo Machine
    Rotary Compressor
    Bicycle Generator Hub
    Peripheral Control System
    Refrigeration Cycle Apparatus
    Fluid Machine
    Expander-Compressor Unit
    Multi-Stage Rotary Expander
    80 patents (USPTO):Explore Patents
    1. 11458442 - Ultrasonic homogenizer (2022-10-04),
    2. 11016326 - Curved display panel and method of producing the same (2021-05-25),
    3. 10979686 - Image display device and method of correcting image data (2021-04-13),
    4. 10570775 - Turbo machine (2020-02-25),
    5. 10408232 - Turbo machine (2019-09-10),
    6. 10247037 - Turbomachine (2019-04-02),
    7. 10066634 - Turbo machine (2018-09-04),
    8. 9871429 - Stator yoke for bicycle generator hub (2018-01-16),
    9. 9815092 - Ultrasonic cleaning apparatus (2017-11-14),
    10. 9568004 - Rotary compressor (2017-02-14),
    11. 9546659 - Rotary compressor (2017-01-17),
    12. 9546452 - Process for manufacturing paperboard (2017-01-17),
    13. 9512841 - Rotary compressor with oil retaining portion (2016-12-06),
    14. 9502935 - Hub shell for bicycle generator hub (2016-11-22),
    15. 9093887 - Bicycle generator hub stator having annular member and three yokes, and bicycle generator hub (2015-07-28),

    Title: **Hiroshi Hasegawa: Innovator in Ultrasonic Technology and Curved Displays**

    Introduction

    Hiroshi Hasegawa, located in Osaka, Japan, is a distinguished inventor with an impressive portfolio of 80 patents. His contributions to technology, particularly in ultrasonic homogenization and curved display panels, have made significant impacts in various industries.

    Latest Patents

    Among Hasegawa's latest inventions is an innovative ultrasonic homogenizer. This device features an ultrasonic transducer, an ultrasonic horn, and a specialized holder designed to intake and discharge mixture liquids efficiently. The patented design ensures that the opening area of the intake port is smaller than the irradiating area of the ultrasonic horn, optimizing the processing of liquids.

    Another remarkable patent is for a curved display panel. This panel includes a display surface that curves around one axis, comprising a first substrate and a second substrate arranged opposite each other. The design allows for overlapping pixel sections that adjust according to the curvature of the display, enhancing viewing experiences by ensuring accurate pixel representation regardless of the panel's shape.

    Career Highlights

    Hasegawa has made significant strides in his career by working with notable companies such as Panasonic Corporation and Showa Denko K.K. Through his tenure at these leading organizations, he has been instrumental in developing cutting-edge technologies that push the boundaries of electronics and display systems.

    Collaborations

    Throughout his professional journey, Hasegawa has collaborated with esteemed colleagues such as Takeshi Ogata and Atsuo Okaichi. These partnerships have not only fostered innovation but also contributed to a collaborative work environment that prioritizes technological advancement.

    Conclusion

    Hiroshi Hasegawa stands as a prominent figure in the realm of technology, with a robust portfolio of patents that demonstrate his innovative mindset. His work in ultrasonic homogenization and curved display technologies showcases his dedication to enhancing functionality and user experience in electronic devices. With many contributions to come, Hasegawa's impact on the industry is sure to grow.

    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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