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For the Inventor, By the Inventor

Yokohama, Japan

Takamitsu Saito

This inventor holds 23 USPTO granted patents and 1 published patent application and 15 EPO patents, primarily in Lithium-Ion Battery Technology. Top assignees: Nissan Motor Company Limited, Kao Corporation, Envision Aesc Japan Ltd.. Active years: 2007-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takamitsu Saito. Retrieved from https://idiyas.com/inventor/takamitsu-saito

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

Calculating rank
USPTO Granted Patents = 23 

% Patents Active = 60.9

 

Average Co-Inventor Count = 4.7

ph-index = 4

Forward Citations = 72(Granted Patents)


Location History:

  • Kanazawa-ku, JP (2010 - 2013)
  • Kawasaki, JP (2013)
  • Yokohama, JP (2007 - 2014)
  • Kanagawa, JP (2019)

Company Filing History:

goldMedal20 out of 13,420 
 
Nissan Motor Company Limited
 patents
silverMedal4 out of 3,682 
 
Kao Corporation
 patents
bronzeMedal1 out of 67 
 
Envision Aesc Japan Ltd.
 patents
4. 1 out of 898 
 
Sumitomo Metal Mining Company, Ltd.
 patents
where one patent can have more than one assignee

Years Active: 2007-2019

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Areas of Expertise:
Flat Secondary Battery
Positive Electrode Material
Nonaqueous Electrolyte
Bipolar Electrode Batteries
Composite Material
Battery Structure
Heat Dissipation
Solid Electrolyte Battery
Drive System
Electric Vehicle
Cell Structure
23 patents (USPTO):Explore Patents
1. 10431852 - Flat secondary battery (2019-10-01),
2. 10381608 - Flat type battery (2019-08-13),
3. 10186693 - Flat secondary battery (2019-01-22),
4. 8728666 - Positive electrode material for lithium ion battery with nonaqueous electrolyte, and battery using the same (2014-05-20),
5. 8492028 - Positive electrode material for non-aqueous electrolyte lithium ion battery and battery using the same (2013-07-23),
6. 8465872 - Positive electrode active material sintered body for battery (2013-06-18),
7. 8445139 - Bipolar electrode batteries and methods of manufacturing bipolar electrode batteries (2013-05-21),
8. 8444875 - Burned composite metal oxide and process for producing the same (2013-05-21),
9. 8426064 - Composite material for positive electrode of lithium battery (2013-04-23),
10. 8426060 - Laminate cell, assembled battery, battery module and electric vehicle (2013-04-23),
11. 8329337 - Electrode for use in a battery (2012-12-11),
12. 8151914 - Drive system (2012-04-10),
13. 8124276 - Battery structure, assembled battery, and vehicle mounting these thereon (2012-02-28),
14. 8003015 - Composite positive electrode material for lithium ion battery and battery using the same (2011-08-23),
15. 7923400 - Method of making an electrode for use in a battery (2011-04-12),

Title: **Takamitsu Saito: Innovator in Flat Battery Technology**

Introduction

Takamitsu Saito is a prominent inventor based in Yokohama, Japan. With an impressive portfolio of 23 patents, Saito has made significant contributions to the field of battery technology, particularly focusing on flat secondary batteries. His innovative designs and engineering solutions have garnered attention and respect within the industry.

Latest Patents

Among his latest patents, Saito's work on the flat secondary battery stands out. This invention features a laminate-type power generation element that consists of multiple plate-like electrodes laminated with separators. The design includes a pair of rectangular exterior members that securely seal the power generation element and the electrolyte solution, with specific elements like an abutting part, sealing part, and extending part which contribute to its efficiency. Another noteworthy invention by Saito is the flat type battery, which houses an electrolytic solution along with a power generating element. This battery design not only allows for a tightly sealed space but also includes a volume adjustment portion, enabling it to expand in response to internal pressure variations.

Career Highlights

Throughout his career, Takamitsu Saito has worked with notable companies, including Nissan Motor Company Limited and Kao Corporation. His expertise in battery design and technology has played a crucial role in enhancing the performance and efficiency of energy storage solutions.

Collaborations

In his journey towards innovation, Saito collaborated with esteemed professionals in the field such as Hideaki Horie and Osamu Shimamura. These partnerships have enriched his work and led to the development of advanced technological solutions, pushing the boundaries of existing battery technologies.

Conclusion

Takamitsu Saito's dedication to innovation in battery technology is evident through his patents and collaborations. His recent inventions, focusing on flat secondary batteries, showcase his ability to address current energy storage challenges effectively. As the demand for efficient and compact power sources continues to grow, Saito's contributions remain pivotal to the advancement of battery technology in the 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]
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