logo

For the Inventor, By the Inventor

Ube, Japan

Hiroaki Sakaguchi

This inventor holds 7 USPTO granted patents. Top assignee: Central Glass Company, Limited. Active years: 1987-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroaki Sakaguchi. Retrieved from https://idiyas.com/inventor/hiroaki-sakaguchi-7wlf061f

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

USPTO Granted Patents = 7

% Patents Active = 100.0

Average Co-Inventor Count = 3.2

ph-index = 4

Forward Citations = 57(Granted Patents)


Location History:

  • Ube, JP (1987 - 1998)
  • Yamaguchi, JP (1990 - 2001)
  • Chiba, JP (2012)

Company Filing History:

goldMedal7 out of 1,011 
 
Central Glass Company, Limited
 patents

Years Active: 1987-2012

Loading Chart...
7 patents (USPTO):Explore Patents
1. 8097360 - Method for producing electrolyte solution for lithium ion battery and battery using same (2012-01-17),
2. 6252111 - Method for producing sulfonimide or its salt (2001-06-26),
3. 5723664 - Method of preparing sulfonimide or its salt (1998-03-03),
4. 5004829 - Method of preparing trifluoromethanesulfonic acid anhydride (1991-04-02),
5. 4927962 - Process of preparing fluorocarbon carboxylic or sulfonic acid from its (1990-05-22),
6. 4925975 - Method of preparing alkali metal fluoroalkylsulfonates of high purity (1990-05-15),
7. 4711949 - Method of converting fluorine-containing high polymer into lower (1987-12-08),

Title: Hiroaki Sakaguchi: Innovator in Electrolyte Solutions and Sulfonimides

Introduction

Hiroaki Sakaguchi is a prominent inventor based in Ube, Japan. He has made significant contributions to the field of chemistry, particularly in the development of electrolyte solutions for lithium-ion batteries and methods for producing sulfonimides. With a total of 7 patents to his name, Sakaguchi's work has had a notable impact on the industry.

Latest Patents

Sakaguchi's latest patents include a method for producing an electrolyte solution for lithium-ion batteries. This innovative method involves reacting a lithium halide, such as lithium fluoride or lithium chloride, with phosphorus pentachloride and hydrogen fluoride in a nonaqueous organic solvent. The result is lithium hexafluorophosphate, which serves as an essential electrolyte in lithium-ion batteries. Another significant patent is a method for producing sulfonimide or its salt. This process includes reacting a precursory salt of the sulfonimide with a base in a basic aqueous solution, leading to the production of an alkali metal salt with high purity and yield.

Career Highlights

Hiroaki Sakaguchi is currently associated with Central Glass Company, Limited, where he continues to advance his research and development efforts. His work has been instrumental in enhancing the efficiency and effectiveness of chemical processes related to battery technology and sulfonimide production.

Collaborations

Sakaguchi has collaborated with notable coworkers, including Minoru Aramaki and Shigenori Sakai. Their combined expertise has contributed to the successful development of innovative solutions in their respective fields.

Conclusion

Hiroaki Sakaguchi's contributions to the field of chemistry, particularly in electrolyte solutions and sulfonimides, highlight his role as a leading inventor. His innovative methods and collaborations continue to influence advancements in technology and industry.

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]
Loading…