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For the Inventor, By the Inventor

Iruma, Japan

Shoichi Tsujioka

This inventor holds 16 USPTO granted patents and 10 EPO patents. Top assignees: Central Glass Company, Limited, Bridgestone Corporation. Active years: 1996-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shoichi Tsujioka. Retrieved from https://idiyas.com/inventor/shoichi-tsujioka

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

USPTO Granted Patents = 16

% Patents Active = 100.0

 

Average Co-Inventor Count = 3.7

ph-index = 6

Forward Citations = 185(Granted Patents)


Location History:

  • Saitama, JP (2002 - 2005)
  • Iruma-gun, JP (2014 - 2016)
  • Miyoshi-machi, JP (2016)
  • Fujikubo Miyoshi-machi, JP (2016)
  • Ube, JP (1996 - 2019)
  • Tokyo, JP (2019)

Company Filing History:

goldMedal16 out of 1,011 
 
Central Glass Company, Limited
 patents
silverMedal2 out of 5,195 
 
Bridgestone Corporation
 patents
where one patent can have more than one assignee

Years Active: 1996-2019

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16 patents (USPTO):Explore Patents
1. 10454139 - Electrolytic solution for nonaqueous electrolytic solution secondary batteries and nonaqueous electrolytic solution secondary battery (2019-10-22),
2. 10424794 - Ionic complex, electrolyte for nonaqueous electrolyte battery, nonaqueous electrolyte battery and ionic complex synthesis method (2019-09-24),
3. 10270132 - Electrolyte for non-aqueous electrolyte battery and non-aqueous electrolyte lithium battery (2019-04-23),
4. 9391346 - Non-aqueous electrolyte additive, non-aqueous electrolyte, and non-aqueous electrolyte secondary battery (2016-07-12),
5. 9356319 - Method for producing lithium tetrafluoroborate solution (2016-05-31),
6. 9312567 - Non-aqueous electrolyte additive, non-aqueous electrolyte, and non-aqueous electrolyte secondary battery (2016-04-12),
7. 8841034 - Electrolyte for electrochemical device, electrolyte solution using same, and non-aqueous electrolyte battery (2014-09-23),
8. 8822084 - Electrolyte for non-aqueous electrolyte batteries and non-aqueous electrolyte battery using the same (2014-09-02),
9. 8728657 - Method for producing lithium difluorophosphate and nonaqueous electrolyte battery using the same (2014-05-20),
10. 6849752 - Process for synthesizing ionic metal complex (2005-02-01),
11. 6787267 - Electrolyte for electrochemical device (2004-09-07),
12. 6783896 - Electrolyte for electrochemical device (2004-08-31),
13. 6485868 - Electrolyte for electrochemical device (2002-11-26),
14. 6461773 - Electrolyte for electrochemical device (2002-10-08),
15. 6407232 - Ionic metal complex and process for synthesizing same (2002-06-18),

Title: Innovations of Shoichi Tsujioka

Introduction

Shoichi Tsujioka is a prominent inventor based in Iruma-gun, Japan. He has made significant contributions to the field of nonaqueous electrolytic solutions, particularly in the development of secondary batteries. With a total of 16 patents to his name, Tsujioka's work has had a substantial impact on battery technology.

Latest Patents

Tsujioka's latest patents focus on electrolytic solutions for nonaqueous electrolytic solution secondary batteries. One of his inventions aims to provide an electrolytic solution that demonstrates high output characteristics at low temperatures, even after the batteries have been used for some time. This invention includes a difluoro ionic complex in a cis configuration, a nonaqueous organic solvent, and a solute. Additionally, he has developed an ionic complex suitable for nonaqueous electrolyte batteries that exhibit high-temperature durability.

Career Highlights

Throughout his career, Tsujioka has worked with notable companies such as Central Glass Company, Limited and Bridgestone Corporation. His experience in these organizations has contributed to his expertise in battery technology and materials science.

Collaborations

Some of Tsujioka's notable coworkers include Mikihiro Takahashi and Hironari Takase. Their collaborative efforts have likely enhanced the innovation process and led to the successful development of various technologies.

Conclusion

Shoichi Tsujioka's contributions to the field of nonaqueous electrolytic solutions and secondary batteries highlight his role as a key inventor in this area. His innovative patents and collaborations with industry leaders underscore the importance of his work in advancing battery technology.

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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