Yokohama, Japan

Koji Suzuki

This inventor holds 144 USPTO granted patents and 7 published patent applications and 4 EPO patents, primarily in Power Supply Devices (CPC class 355 14D). Top assignees: Canon Kabushiki Kaisha, Ricoh Company, Ltd., Kabushiki Kaisha Toshiba. Active years: 1980-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Suzuki. Retrieved from https://idiyas.com/inventor/koji-suzuki

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

Calculating rank
USPTO Granted Patents = 144 

% Patents Active = 81.9

 

Average Co-Inventor Count = 2.2

ph-index = 21

Forward Citations = 1,569(Granted Patents)

Forward Citations (Not Self Cited) = 1,468(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Takahagi, JP (1986)
  • Saitama-ken, JP (1998)
  • Miyazaki pref., JP (2000)
  • Numazu, JP (2008)
  • Kanagwa, JP (2008)
  • Hachioji, JP (2004 - 2009)
  • Kanagawa-ken, JP (2000 - 2015)
  • Miyazaki, JP (2002 - 2017)
  • Kashiwa, JP (2020)
  • Miyagi, JP (2008 - 2022)
  • Yokohama, JP (1980 - 2023)

Company Filing History:

goldMedal46 out of 93,136 
 
Canon Kabushiki Kaisha
 patents
silverMedal21 out of 28,957 
 
Ricoh Company, Ltd.
 patents
bronzeMedal12 out of 53,286 
 
Kabushiki Kaisha Toshiba
 patents
4. 10 out of 4,980 
 
Oki Electric Industry Co., Ltd.
 patents
5. 10 out of 58,148 
 
Sony Corporation
 patents
6. 7 out of 42,743 
 
Hitachi, Ltd.
 patents
7. 7 out of 8,307 
 
Olympus Corporation
 patents
8. 5 out of 702 
 
Lapis Semiconductor Co., Ltd.
 patents
9. 5 out of 2,887 
 
Victor Company of Japan, Limited
 patents
10. 4 out of 2,560 
 
Asahi Glass Company, Limited
 patents
11. 4 out of 1,329 
 
Japan Science and Technology Agency
 patents
12. 4 out of 727 
 
Olympus Imaging Corporation
 patents
13. 4 out of 663 
 
Toshiba Lighting & Technology Corporation
 patents
14. 3 out of 361 
 
Keio University
 patents
15. 2 out of 15 
 
Fancl Corporation
 patents
16. 2 out of 1,715 
 
Toshiba Electronic Devices & Storage Corporation
 patents
17. 1 out of 29 
 
Canon Seiki Kabushiki Kaisha
 patents
18. 1 out of 1,766 
 
National Institute of Advanced Industrial Science and Technology
 patents
19. 1 out of 223 
 
Sii Nanotechnology Inc.
 patents
20. 1 out of 1,358 
 
The University of Tokyo
 patents
where one patent can have more than one assignee

Years Active: 1980-2026

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Areas of Expertise:
Power Supply
Battery Monitoring
Magnetic Recording
Piezoelectric Device
Vibrating Gyrosensor
Image Forming Apparatus
Comparator Circuit
Charger
Cooling System
MRI Probe
Allergen Detection
Electronic Device
144 patents (USPTO):Explore Patents

Title: **Koji Suzuki: A Visionary Inventor in Motor Control Technologies**

Introduction

Koji Suzuki, based in Yokohama, Japan, is a distinguished inventor with an impressive portfolio of 143 patents. His innovations primarily focus on motor control systems and battery technology, showcasing his contribution to the fields of electrical and electronic engineering.

Latest Patents

Among his latest inventions, Koji Suzuki has developed a sophisticated **Motor Controller** that integrates a first control circuit, a second control circuit, a determination circuit, and a command circuit. This system outputs control values based on measurements of angular velocity, utilizing learned models to enhance performance and reliability. Additionally, his **Cell Count Determination Device** is designed to assess the number of battery cells within a battery pack. This device includes a set of switch elements that change states depending on the presence of corresponding battery cells, allowing for accurate cell count determination in various battery configurations.

Career Highlights

Koji Suzuki has made significant strides in his career, having contributed to renowned companies such as Canon and Ricoh Company, Ltd. His work in these organizations has been instrumental in advancing technology and innovation in the sectors of imaging and printing.

Collaborations

Throughout his career, Koji has had the pleasure of working alongside notable colleagues, including Naoki Iwata and Shigekazu Enoki. Their collaborative efforts have undoubtedly enriched the development of various technological projects, combining their expertise to foster innovation.

Conclusion

In summary, Koji Suzuki stands out as a prominent inventor in the realm of motor control and battery technology. His extensive number of patents and collaborative endeavors underline his commitment to innovation, solidifying his reputation as a leading figure in his field.

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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