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For the Inventor, By the Inventor

Settsu, Japan

Akiyoshi Yamauchi

USPTO Granted Patents = 55 

 

Average Co-Inventor Count = 5.2

ph-index = 3

Forward Citations = 38(Granted Patents)

Forward Citations (Not Self Cited) = 31(Dec 10, 2025)


Location History:

  • Settsu, KR (2013)
  • Settsu, JP (2010 - 2019)
  • Decatur, AL (US) (2016 - 2020)
  • Osaka, JP (2020 - 2024)

Company Filing History:

goldMedal55 out of 4,279 
 
Daikin Industries, Ltd.
 patents
silverMedal1 out of 83 
 
The Doshisha
 patents
where one patent can have more than one assignee

Years Active: 2010-2025

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Areas of Expertise:
Lithium Ion Batteries
Electrolyte Solutions
Fluoropolymers
Surfactants
Electrochemical Devices
Metal Carbides
Cyclic Carbonates
Fluorolactones
Hydrocarbon Compositions
Non-Aqueous Electrolytes
Branched Fluorine-Containing Compounds
Asymmetric Chain Carbonates
55 patents (USPTO):Explore Patents
1. 12416087 - Method for producing metal carbide, method for producing hydrocarbon, and metal carbide composition (2025-09-16),
2. 12410150 - Fluorolactone and method for producing same (2025-09-09),
3. 12404387 - Production method for fluoropolymer, surfactant for polymerization, and use of surfactant (2025-09-02),
4. 12272789 - Electrolyte, electrochemical device, lithium ion secondary battery, and module (2025-04-08),
5. 12240988 - Coating composition and laminate (2025-03-04),
6. 12162832 - Production method of asymmetric chain carbonate (2024-12-10),
7. 12107225 - Electrolyte solution, electrochemical device, lithium ion secondary battery, module and compound (2024-10-01),
8. 12043606 - Fluorolactone and method for producing same (2024-07-23),
9. 12012470 - Production method for fluoropolymer, surfactant for polymerization, and use of surfactant (2024-06-18),
10. 12002926 - Electrolyte, electrochemical device, lithium ion secondary battery, and module (2024-06-04),
11. 11999681 - Alkyl sulfate ester or salt of same (2024-06-04),
12. 11996522 - Electrolyte, electrochemical device, lithium-ion secondary battery, and module (2024-05-28),
13. 11945776 - Electrolyte, electrochemical device, lithium ion secondary battery, and module (2024-04-02),
14. 11916195 - Electrolyte solution, electrochemical device, lithium ion secondary battery, and module (2024-02-27),
15. 11718599 - Method for producing cyclic carbonate having unsaturated group, and novel cyclic carbonate (2023-08-08),

Title: Akiyoshi Yamauchi: Innovator in Electrochemical Technology

Introduction

Akiyoshi Yamauchi, based in Settsu, Japan, is a prominent inventor known for his contributions to the field of electrochemical technology. With an impressive portfolio of 50 patents, his work focuses on enhancing the efficiency and effectiveness of various chemical processes and energy storage solutions.

Latest Patents

Among Yamauchi's latest patents, he has developed a novel production method for asymmetric chain carbonates. This method involves reacting an alcohol with a halocarbonate ester compound in the presence of a basic magnesium salt, presenting significant advancements in chemical manufacturing. Furthermore, he has also contributed to the development of an electrolyte solution for electrochemical devices, specifically targeting lithium-ion secondary batteries. This electrolyte solution contains specific compounds designed to improve performance, where the substituents can be tailored with fluorine atoms or various functional groups to enhance their effectiveness.

Career Highlights

Yamauchi plays a vital role at Daikin Industries, Ltd., where he has been instrumental in pioneering research that merges chemistry with technological applications. His extensive understanding of chemical processes and materials science has allowed him to lead groundbreaking projects that push the boundaries of current technology.

Collaborations

Throughout his career, Akiyoshi Yamauchi has collaborated with esteemed coworkers, including Meiten Koh and Yosuke Kishikawa. Their combined expertise fostered innovative solutions and accelerated the development of cutting-edge technologies in the electrochemical sector.

Conclusion

Akiyoshi Yamauchi's dedication to innovation and commitment to enhancing electrochemical technologies have solidified his reputation as a leading inventor. With his continued contributions, he is poised to make lasting impacts in the fields of energy storage and chemical manufacturing. The future looks promising under his guidance and expertise.

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