Shinji Saito

This inventor holds 21 USPTO granted patents and 6 published patent applications, plus 12 CIPO patents and 14 EPO patents, primarily in Lithium-Ion Battery Technology. Top assignees: Sei Corporation, Hydro-Quebec, Denka Company Limited. Active years: 1991-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shinji Saito. Retrieved from https://idiyas.com/inventor/shinji-saito-3f6s8yml

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

Calculating rank

USPTO Granted Patents = 21 (Patent Applications = 6)

% Patents Active = 61.9

CIPO Patents = 12 (Patent Applications = 4)

EPO Patents = 14 (Patent Applications = 7)

Average Co-Inventor Count = 5.0

ph-index = 3

Forward Citations = 49(Granted Patents)

Location History:

Mie, JP (1991 - 2020)
Tsu, JP (2011 - 2024)

Company Filing History:

Denka Company Limited

patents

4. 1 out of 475

Denki Kagaku Kogyo Kabushiki Kaisha

patents

5. 1 out of 163

Nippon Chemical Industrial Co., Ltd.

patents

6. 1 out of 32

Nippon Kodoshi Corporation

patents

7. 1 out of 102

Shin-Kobe Electric Machinery Co., Ltd.

Toyota Jidosha Kabushiki Kaisha

patents

where one patent can have more than one assignee

Years Active: 1991-2025

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Areas of Expertise:

Electrode Material

Lithium-Ion Battery

Positive Electrode

Production Method

Composite Particles

Electrolyte Holder

Power Collection Foil

Battery Manufacturing

Binder Composition

Secondary Battery

Coated Materials

21 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12368168 - Method of producing electrode material for lithium-ion secondary battery and lithium-ion battery using such electrode material (2025-07-22),

2. 12068484 - Method of producing electrode material for lithium-ion secondary battery and lithium-ion battery using such electrode material (2024-08-20),

3. 11715828 - Positive-electrode materials: methods for their preparation and use in lithium secondary batteries (2023-08-01),

4. 11545668 - Method of producing electrode material for lithium-ion secondary battery and lithium-ion battery using such electrode material (2023-01-03),

5. RE49319 - Lithium-ion secondary battery and method of producing same (2022-11-28),

6. 10944107 - Methods for the preparation and use of positive electrode materials coated with carbon in lithium secondary batteries (2021-03-09),

7. 10879567 - Lithium secondary battery, method for producing power collection foil for same, and power collection foil for same (2020-12-29),

8. 10873073 - Composite particles, manufacturing method thereof, electrode material for secondary battery, and secondary battery (2020-12-22),

9. 10403893 - Positive electrode material for lithium secondary battery (2019-09-03),

10. 10230089 - Electrolyte holder for lithium secondary battery and lithium secondary battery (2019-03-12),

11. 10090525 - Positive-electrode materials: methods for their preparation and use in lithium secondary batteries (2018-10-02),

12. 10050270 - Lithium-ion secondary battery and method of producing same (2018-08-14),

13. 9660269 - Electrode for lithium secondary battery and lithium secondary battery (2017-05-23),

14. 9577253 - Positive-electrode materials: methods for their preparation and use in lithium secondary batteries (2017-02-21),

15. 9537150 - Electrode for secondary battery and production process for the same and secondary battery (2017-01-03),

Title: Innovations and Contributions of Shinji Saito in Lithium-Ion Battery Technology

Introduction

Shinji Saito, a prominent inventor based in Tsu, Japan, has made significant strides in the field of lithium-ion battery technology. With a total of 19 patents to his name, Saito's work focuses on enhancing the efficiency and effectiveness of electrode materials used in secondary batteries.

Latest Patents

Among his latest patents, Saito developed a method of producing electrode material for lithium-ion secondary batteries. This innovative method includes several steps: mixing the components of the basic ingredient or active substance with a conductive carbon material to create a conductive carbon material-composited mixture, combining this mixture with a surface layer-forming material, and finally, burning the resulting mixture to obtain the desired electrode material. Additionally, he has patented a positive-electrode material for lithium secondary batteries, which comprises a lithium oxide compound or complex oxide, carbon materials, and potentially a binder. This positive-electrode material includes a coating of carbon on the active substance particles, enhanced by multiple types of carbon to improve battery performance.

Career Highlights

Saito has contributed to the research and development of lithium-ion batteries while working with notable companies such as Sei Corporation and Hydro-Québec. His role in these organizations showcases his commitment to advancing battery technology and sustainability.

Collaborations

Throughout his career, Shinji Saito has collaborated with prominent figures in the industry, including Takehiko Sawai and Kazunori Urao. These professional relationships reflect a shared dedication to innovation and excellence in battery technology.

Conclusion

With his extensive patent portfolio and innovative contributions, Shinji Saito continues to play a vital role in the evolution of lithium-ion battery technology. His advancements promise to enhance energy storage solutions, thereby driving the future of the energy sector and beyond.

Profile summary based on public USPTO records.