Kanagawa, Japan

Hiroyuki Inoue

This inventor holds 125 USPTO granted patents and 1 published patent application and 5 EPO patents, primarily in Optical Imaging (CPC class 271121). Top assignees: Canon Kabushiki Kaisha, Oki Data Corporation, Ricoh Company, Ltd.. Active years: 1991-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Inoue. Retrieved from https://idiyas.com/inventor/hiroyuki-inoue

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

Calculating rank
USPTO Granted Patents = 125 

% Patents Active = 82.4


Average Co-Inventor Count = 3.1

ph-index = 27

Forward Citations = 2,229(Granted Patents)

Forward Citations (Not Self Cited) = 2,165(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Narashino, JP (1992)
  • Sagamihara, JP (1994)
  • Chiba, JP (1991 - 2001)
  • Tokyo-to, JP (2001)
  • Yokohama, JP (1994 - 2008)
  • Numazu, JP (2012)
  • Bunkyo-ku, JP (2020)
  • Kanagawa, JP (2001 - 2021)
  • Kawasaki, JP (2011 - 2021)
  • Saitama, JP (2012 - 2021)
  • Tokyo, JP (1994 - 2023)

Company Filing History:

goldMedal80 out of 93,344 
 
Canon Kabushiki Kaisha
 patents
silverMedal13 out of 1,875 
 
Oki Data Corporation
 patents
bronzeMedal8 out of 28,977 
 
Ricoh Company, Ltd.
 patents
4. 5 out of 44 
 
Microbial Chemistry Research Foundation
 patents
5. 5 out of 338 
 
Senju Metal Industry Co., Ltd.
 patents
6. 3 out of 3,727 
 
Nippon Steel Corporation
 patents
7. 3 out of 1,365 
 
The University of Tokyo
 patents
8. 2 out of 123 
 
Kobayashi Pharmaceutical Co., Ltd.
 patents
9. 1 out of 14 
 
Allied Telesis K.k.
 patents
10. 1 out of 1,011 
 
Central Glass Company, Limited
 patents
11. 1 out of 43 
 
Medical Biological Laboratories Co., Ltd.
 patents
12. 1 out of 9,008 
 
Nikon Corporation
 patents
13. 1 out of 606 
 
Nippon Electric Glass Co., Ltd.
 patents
14. 1 out of 12 
 
Nippon Electrode Company, Ltd.
 patents
15. 1 out of 1,102 
 
Nippon Steel Sumitomo Metal Corporation
 patents
16. 1 out of 4,980 
 
Oki Electric Industry Co., Ltd.
 patents
17. 1 out of 7,665 
 
Renesas Electronics Corporation
 patents
18. 1 out of 3,781 
 
Renesas Technology Corp.
 patents
19. 1 out of 7,298 
 
United Microelectronics Corp.
 patents
where one patent can have more than one assignee

Years Active: 1991-2023

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Areas of Expertise:
Ophthalmic Imaging
Optical Coherence Tomography
Image Processing
DC-DC Converter
Fundus Camera
Optical Glass
Soldering Apparatus
Multilayer Film
125 patents (USPTO):Explore Patents

Title: Hiroyuki Inoue: Pioneering Innovations in Electronics and Optical Glass

Introduction:

Hiroyuki Inoue is a highly accomplished inventor from Kanagawa, Japan, who has made outstanding contributions to the fields of electronics and optical glass. With an impressive portfolio of 125 patents, Inoue has consistently demonstrated his expertise in developing groundbreaking technologies. This article delves into Inoue's latest patents, highlights his significant career achievements, explores his collaborations with leading companies, and reflects on his invaluable contributions to the world of innovation.

Latest Patents:

Among Hiroyuki Inoue's recent patents, one notable invention is the DC-DC converter. This groundbreaking technology features a unique configuration that effectively manages reverse current flow during dead time intervals between high-side and low-side switches. By implementing an innovative reverse current monitoring circuit, Inoue has addressed a critical issue in DC-DC conversion, enhancing the efficiency and overall performance of power supply systems.

Inoue's expertise extends beyond electronics into the realm of optical glass. In one of his latest patents, he introduces an optical glass composition optimized for superior optical element production. This composition features a precise combination of cations, including Lacomponent, Gacomponent, and Nbcomponent. By carefully controlling the mix of these components, Inoue has achieved an optical glass with exceptional optical properties, contributing to the development of advanced optical apparatuses.

Career Highlights:

Throughout his illustrious career, Hiroyuki Inoue has achieved remarkable success working with renowned companies. He contributed significantly to Canon Kabushiki Kaisha, a leader in imaging and optical products. Inoue's expertise in optics and electronics proved invaluable in developing cutting-edge technologies for cameras, printers, and other imaging devices.

In addition to his tenure at Canon, Inoue collaborated with Oki Data Corporation, a prominent telecommunications company. His contributions to Oki Data Corporation played a pivotal role in advancing their product portfolio, particularly in areas such as data transfer and communication systems.

Collaborations:

Hiroyuki Inoue's innovative work has been amplified by collaborations with some exceptional colleagues. He teamed up with Takashi Nojima, an esteemed expert in semiconductor technology, to develop breakthrough semiconductor devices and circuits. Together, they contributed to the advancement of electronics and laid the foundation for future innovations.

Inoue also collaborated closely with Takeshi Iwasaki, a renowned materials scientist, to explore the fascinating interplay between materials and optics. Their collaborative efforts resulted in the development of novel optical materials, leading to significant advancements in the field of optical glass.

Conclusion:

Hiroyuki Inoue's remarkable portfolio of patents and his extensive contributions to the fields of electronics and optical glass showcase his exceptional talent and dedication to innovation. His groundbreaking inventions, such as the DC-DC converter, have revolutionized power supply systems, while his advancements in optical glass composition have expanded the possibilities of optical apparatuses.

Throughout his impressive career, Inoue's collaborations with leading companies like Canon Kabushiki Kaisha and Oki Data Corporation have further solidified his reputation as a visionary inventor. His partnerships with distinguished colleagues, such as Takashi Nojima and Takeshi Iwasaki, have resulted in groundbreaking advancements and pushed the boundaries of technological possibilities.

Hiroyuki Inoue's contributions have left an indelible impact on the world of technology and innovation, and his exceptional talents continue to shape the future of electronics and optical glass.

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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