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For the Inventor, By the Inventor

Ube, Japan

Shoji Shikita

This inventor holds 21 USPTO granted patents and 4 published patent applications and 7 EPO patents, primarily in Nonaqueous Electrolytes. Top assignees: Ube Industries, Inc., Mu Ionic Solutions Corporation, Rikagaku Kenkyusho. Active years: 1990-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shoji Shikita. Retrieved from https://idiyas.com/inventor/shoji-shikita

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 

% Patents Active = 76.2

 

Average Co-Inventor Count = 3.6

ph-index = 4

Forward Citations = 39(Granted Patents)


Location History:

  • Yamaguchi, JP (2015 - 2018)
  • Izumiotsu, JP (2018)
  • Ube, JP (1990 - 2023)

Company Filing History:

goldMedal20 out of 1,432 
 
Ube Industries, Inc.
 patents
silverMedal1 out of 29 
 
Mu Ionic Solutions Corporation
 patents
bronzeMedal1 out of 126 
 
Rikagaku Kenkyusho
 patents
where one patent can have more than one assignee

Years Active: 1990-2023

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Areas of Expertise:
Nonaqueous Electrolyte
Electricity Storage
Electrochemical Element
Capacitor Device
Phosphorus Compound
Aminopyrimidine Derivative
Insecticide
Agricultural Chemicals
Sulfonic Acid Ester
Carboxylic Acid Ester
Oxazoline Derivative
Phenoxyalkylamine Derivative
21 patents (USPTO):Explore Patents
1. 11695158 - Nonaqueous electrolyte, capacitor device using same, and carboxylic acid ester compound used in same (2023-07-04),
2. 10263285 - Nonaqueous electrolyte, capacitor device using same, and carboxylic acid ester compound used in same (2019-04-16),
3. 10164293 - Nonaqueous electrolyte and electricity storing device in which same is used (2018-12-25),
4. 10093688 - Non-aqueous liquid electrolyte, electricity storage device using same, and phosphorus compound used therein (2018-10-09),
5. 9934911 - Nonaqueous electrolyte solution and electricity storage device using same (2018-04-03),
6. 9608287 - Non-aqueous electrolytic solution, electrical storage device utilizing same, and cyclic sulfonic acid ester compound (2017-03-28),
7. 9595737 - Non-aqueous electrolyte and power storage device using same (2017-03-14),
8. 9240614 - Nonaqueous electrolyte solution and electrochemical element using same (2016-01-19),
9. 9203113 - Nonaqueous electrolyte solution, electrochemical element using same, and 1,2-dioxypropane compound used in same (2015-12-01),
10. 9130244 - Nonaqueous electrolyte solution and electrochemical element using same (2015-09-08),
11. 7358394 - Process for preparing N,N'-dialkoxy-N, N′-dialkyl oxamide (2008-04-15),
12. 7256304 - Process for producing 3-unsubstituted 5-amino-4-nitrosopyrazole compound, and 2-hydroxyimino-3-oxopropionitrile, 3-hydrazono-2-hydroxyiminopropionitrile compound, and processes for producing these (2007-08-14),
13. 7227032 - 3,3-dialkoxy-2-hydroxyiminopropionitriles, process for preparation thereof and process of preparing 5-amino-4-nitrosopyrazoles or salts thereof by the use of the same (2007-06-05),
14. 6867212 - 6-(1-fluoroethyl)-5-iodo-4-aminopyrimidine compounds process for preparation of the same and pest controllers for agricultural and horticultural use (2005-03-15),
15. 5977410 - N-[(fluoroalkoxy) phenoxyalkyl]benzamide compounds, intermediates (1999-11-02),

Title: The Innovative Contributions of Shoji Shikita in Energy Storage Technologies

Introduction: Shoji Shikita, based in Ube, Japan, is a prolific inventor with a remarkable portfolio of 21 patents. His work primarily focuses on advancements in energy storage technologies, particularly in the development of nonaqueous electrolytic solutions that enhance the performance of energy storage devices.

Latest Patents: Among Shikita’s most recent inventions is a patent for a nonaqueous electrolyte and a capacitor device utilizing this electrolyte. This invention presents a nonaqueous electrolytic solution designed to significantly improve electrochemical characteristics for energy storage devices under high temperature and high voltage conditions. It also helps reduce gas generation while maintaining a high capacity retention rate after prolonged storage under such extreme conditions. The novel aspects of the solution include a carboxylic acid ester compound, formulated to enhance both safety and performance.

Career Highlights: Shoji Shikita has played a vital role in innovating energy storage solutions throughout his career. He has contributed significantly to companies such as Ube Industries, Inc. and Rikagaku Kenkyusho, where his expertise has led to advancements in electrode materials and electrolytic solutions. His commitment to research and development has positioned him as a leading figure in the energy storage sector.

Collaborations: Throughout his career, Shikita has collaborated with numerous professionals in the field. Notable among his coworkers are Katsutoshi Fujii and Kei Shimamoto, with whom he has shared insights and expertise to drive innovation and enhance the capabilities of energy storage technologies.

Conclusion: Shoji Shikita's multifaceted inventions and dedicated research have significantly impacted the field of energy storage. His persistent pursuit of innovation has led to the development of advanced materials and methods that are crucial for the future of high-performance energy devices. As he continues to contribute to this dynamic field, Shikita remains a pivotal figure in the ongoing evolution of energy storage 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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