Guohua Li

This inventor holds 22 USPTO granted patents and 1 published patent application, plus 4 CIPO patents and 2 EPO patents, primarily in Lithium-Ion Battery Technology. Top assignees: Sony Corporation, Murata Manufacturing Co., Ltd.. Active years: 2001-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Guohua Li. Retrieved from https://idiyas.com/inventor/guohua-li

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

USPTO Granted Patents = 22 (Patent Applications = 1)

% Patents Active = 95.5

CIPO Patents = 4

EPO Patents = 2 (Patent Applications = 1)

Average Co-Inventor Count = 2.5

ph-index = 8

Forward Citations = 219(Granted Patents)

Location History:

Tokyo, JP (2016)
Fukushima, JP (2010 - 2017)
Kanagawa, JP (2001 - 2018)
Saitama, JP (2013 - 2018)

Company Filing History:

Murata Manufacturing Co., Ltd.

patents

Years Active: 2001-2018

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Areas of Expertise:

Lithium Ion Battery

Positive Electrode Material

Cathode Active Material

Electric Vehicle

Power Storage System

Nonaqueous Electrolyte

Battery Manufacturing

Electrode Active Material

Electric Tool

Battery Pack

Electronic Device

22 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9960414 - Lithium ion secondary battery, electric tool, electric vehicle, and power storage system (2018-05-01),

2. RE46667 - Positive electrode material and battery using the same (2018-01-08),

3. 9812709 - Lithium secondary battery, positive electrode active material, positive electrode, electric tool, electric vehicle, and power storage system (2017-11-07),

4. 9583759 - Cathode active material, method of manufacturing the same and battery (2017-02-28),

5. RE46187 - Positive electrode material and battery using the same (2016-10-24),

6. 9287567 - Electrode, secondary battery, battery pack, electric vehicle, electric power storage system, electric power tool, and electronic apparatus (2016-03-15),

7. 9266444 - Lithium ion secondary battery, electric tool, electric vehicle, and power storage system (2016-02-23),

8. 9112222 - Lithium ion secondary battery active material, lithium ion secondary battery electrode, lithium ion secondary battery, electronic device, electronic power tool, electric vehicle, and power storage system (2015-08-18),

9. 9054378 - Positive plate material and cell comprising it (2015-06-09),

10. 9054374 - Cathode active material, method of manufacturing the same and battery (2015-06-09),

11. 8940440 - Lithium ion secondary battery active material, lithium ion secondary battery electrode, lithium ion secondary battery, electronic device, electric power tool, electric vehicle, and power storage system (2015-01-27),

12. 8808920 - Positive electrode active material, positive electrode, nonaqueous electrolyte cell, and method of preparing positive electrode active material (2014-08-19),

13. 8790827 - Positive electrode active material, nonaqueous electrolyte battery and method for manufacturing positive electrode active material (2014-07-29),

14. 8609283 - Positive electrode active material, positive electrode, nonaqueous electrolyte cell, and method of preparing positive electrode active material (2013-12-17),

15. 7736807 - Non-aqueous electrolytic solution secondary battery (2010-06-15),

Title: Innovations of Guohua Li: A Pioneer in Battery Technology

Introduction: Guohua Li, based in Saitama, Japan, is an esteemed inventor recognized for his significant contributions to battery technology. With a remarkable portfolio of 22 patents, he has made strides in enhancing energy storage systems, particularly focusing on lithium-ion batteries.

Latest Patents: Among Guohua Li's latest innovations are several patents that address various aspects of lithium-ion technology. One such patent involves a lithium-ion secondary battery that comprises a positive electrode containing a lithium composite oxide and a negative electrode featuring materials such as silicon and tin. The inventive battery design emphasizes specific composition ratios, which enhance the performance and longevity of the battery. Another patent introduces a novel positive electrode material that achieves higher discharge voltages while maintaining superior charge-and-discharge properties without compromising capacity. These advancements are crucial for the ongoing evolution of electric vehicles, power storage systems, and electric tools.

Career Highlights: Throughout his career, Guohua Li has collaborated with prominent companies, including Sony Corporation and Murata Manufacturing Co., Ltd. His work in these leading firms has played a pivotal role in integrating innovative battery technologies into commercially viable products.

Collaborations: Guohua Li has collaborated with talented professionals in the field, such as Yosuke Hosoya and Hideto Azuma. These partnerships have fostered an environment of creativity and innovation, facilitating advancements in battery technology and applications across various industries.

Conclusion: Guohua Li's contributions to the realm of battery technology through his 22 patents not only underscore his expertise as an inventor but also highlight the importance of innovation in addressing today’s energy challenges. As the demand for efficient and powerful energy storage solutions increases, Li's work continues to influence the development of modern electric tools and vehicles.

Profile summary based on public USPTO records.