Kawabe, Japan

Hiroaki Yamamoto

This inventor holds 143 USPTO granted patents and 2 published patent applications, plus 9 CIPO patents and 6 EPO patents, primarily in Optical Technology (CPC class 74866). Top assignees: Matsushita Electric Industrial Co., Ltd., Nippon Sheet Glass Company, Limited, Mitsubishi Denki Kabushiki Kaisha. Active years: 1989-2024.

USPTO Granted Patents = 143 

% Patents Active = 75.5

 


Average Co-Inventor Count = 3.7

ph-index = 17

Forward Citations = 1,223(Granted Patents)

Forward Citations (Not Self Cited) = 1,184(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Neyagawa, JP (1992)
  • Tenri, JP (1997)
  • Katano, JP (1994 - 1998)
  • Himeji, JP (1989 - 1999)
  • Higashiosaka, JP (1996 - 2003)
  • Osaka-fu, JP (1997 - 2003)
  • Itami, JP (2002 - 2003)
  • Hyogo-ken, JP (2001 - 2007)
  • Inagawa-cho, JP (2008)
  • Kawabe-gun, JP (2003 - 2010)
  • Hyogo, JP (1990 - 2015)
  • Kitanagoya, JP (2016)
  • Sakai, JP (2017)
  • Yao, JP (2017 - 2019)
  • Nagoya, JP (2015 - 2022)
  • Osaka, JP (1992 - 2024)

Company Filing History:

goldMedal59 out of 27,375 
 
Matsushita Electric Industrial Co., Ltd.
 patents
silverMedal26 out of 1,173 
 
Nippon Sheet Glass Company, Limited
 patents
bronzeMedal17 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents
4. 15 out of 16,454 
 
Panasonic Corporation
 patents
5. 14 out of 128 
 
Suzuki Jidosha Kogyo Kabushiki Kaisha
 patents
6. 6 out of 25,939 
 
Sharp Kabushiki Kaisha Corporation
 patents
7. 4 out of 1,447 
 
Suzuki Motor Corporation
 patents
8. 3 out of 147 
 
Nichiha Corp.
 patents
9. 3 out of 4,003 
 
Panasonic Intellectual Property Corporation of America
 patents
10. 2 out of 488 
 
Mitsubishi Denki K.k.
 patents
11. 2 out of 2,606 
 
Ngk Spark Plug Company, Limited
 patents
12. 2 out of 6,959 
 
Sumitomo Chemical Company, Limited
 patents
13. 2 out of 34 
 
Taoka Chemical Company, Limited
 patents
14. 1 out of 3 
 
M & D Research Co., Ltd.
 patents
15. 1 out of 3,705 
 
Nippon Steel Corporation
 patents
16. 1 out of 13,338 
 
Panasonic Intellectual Property Management Co., Ltd.
 patents
17. 1 out of 1 
 
Suzuki Jidosha Kogyo Kabushiki
 patent
18. 7 out of 834,411 
Other
 patents
where one patent can have more than one assignee

Years Active: 1989-2024

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Areas of Expertise:
Optical Pickup Device
Optical Recording Medium
Building Board Package
Washing Treatment Apparatus
Semiconductor Light-Emitting Element
User Management Method
Repair Seal
Wireless Communication System
Electronic Key Apparatus
Optical Element
Balancer
Cleaning Device
143 patents (USPTO):Explore Patents

Title: Hiroaki Yamamoto: Pioneering Innovations in User Management and Cleaning Devices

Introduction:

Hiroaki Yamamoto, a prolific inventor based in Kawabe-gun, Japan, has made significant contributions in the field of user management and cleaning devices. With an impressive portfolio of 137 patents and a track record of working with renowned companies such as Matsushita Electric Industrial Co., Ltd. and Nippon Sheet Glass Company, Limited, Yamamoto's innovative ideas have left a lasting impact on the industry. This article delves into his latest patents, career highlights, collaborations, and the significance of his contributions.

Latest Patents:

Yamamoto's latest patents showcase his expertise in user management and cleaning devices. One notable patent is the "User Management Method, Server Device, and User Management System." This invention involves storing appliance use information, analyzing it to identify underutilized functions of the appliance, and providing users with notifications to encourage the use of those functions. This innovation aims to enhance user experience and maximize appliance functionality.

Another noteworthy patent is the "Cleaning Device," which introduces a novel cleaning nozzle design. The device comprises various components, including a large pipe diameter part, a small pipe diameter part, a conical pipe diameter part capable of generating minute bubbles via cavitation, and a guide pipe diameter part for accommodating the object to be cleaned. This invention ensures efficient and thorough cleaning of objects through the precise ejection of cleaning fluid.

Career Highlights:

During his career, Yamamoto has made significant contributions to the research and development efforts of Matsushita Electric Industrial Co., Ltd. and Nippon Sheet Glass Company, Limited. His creative thinking and problem-solving skills have led to the successful implementation of various groundbreaking technologies. Through his extensive patent portfolio, Yamamoto has proven his commitment to innovation and the development of practical solutions.

Collaborations:

Yamamoto has had the privilege of collaborating with esteemed colleagues such as Shin-ichi Kadowaki and Seiji Nishino. These collaborative efforts have resulted in the creation of novel technologies and innovative solutions. The exchange of ideas and expertise among these inventors has fostered an environment of innovation, driving the advancement of user management and cleaning device technologies.

Conclusion:

Hiroaki Yamamoto has established himself as a respected inventor in the realm of user management and cleaning devices. With his 137 patents and numerous career accomplishments, Yamamoto has continuously pushed the boundaries of innovation. His latest patents, including the user management method and the cleaning device, highlight his ability to address practical challenges and implement effective solutions. Collaborations with notable colleagues have further enhanced Yamamoto's impact in the industry. As an esteemed inventor, Hiroaki Yamamoto plays an integral role in shaping the future of user management and cleaning device technologies.

Profile summary based on public USPTO records.
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