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For the Inventor, By the Inventor

Sendai, Japan

Tsugio Sakai

This inventor holds 22 USPTO granted patents and 1 EPO patent, primarily in Electrochemical Cells. Top assignees: Seiko Instruments Inc, Seiko Electronic Components Ltd., Sii Micro Parts Ltd.. Active years: 1994-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsugio Sakai. Retrieved from https://idiyas.com/inventor/tsugio-sakai

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

USPTO Granted Patents = 22

% Patents Active = 68.2


Average Co-Inventor Count = 4.3

ph-index = 10

Forward Citations = 556(Granted Patents)


Location History:

  • Chiba, JP (1997 - 2003)
  • Miyagi, JP (2007)
  • Sendai, JP (1994 - 2010)

Company Filing History:

goldMedal15 out of 2,903 
 
Seiko Instruments Inc
 patents
silverMedal6 out of 26 
 
Seiko Electronic Components Ltd.
 patents
bronzeMedal4 out of 8 
 
Sii Micro Parts Ltd.
 patents
4. 1 out of 1 
 
Siixmicro Parts Ltd.
 patent
where one patent can have more than one assignee

Years Active: 1994-2010

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Areas of Expertise:
Electrochemical Cell
Nonaqueous Battery
Electrical Double Layer Capacitor
Power Source Element
Alkaline Battery
Rechargeable Batteries
Heat-Resistant Electrodes
Lithium Copper Titanium Oxide
22 patents (USPTO):Explore Patents
1. 7749649 - Electrochemical cell having container with embedded positive electrode current collector (2010-07-06),
2. 7399321 - Soldering method of nonaqueous-electrolyte secondary-battery (2008-07-15),
3. 7311995 - Electrochemical cell (2007-12-25),
4. 7169506 - Electrochemical cell (2007-01-30),
5. 6733544 - Method of producing electrical double layer capacitor and method of mounting electrical double layer capacitor on a circuit substrate (2004-05-11),
6. 6723469 - Alkaline battery without mercury and electronic apparatus powered thereby (2004-04-20),
7. 6713215 - Non-aqueous electrolyte rechargeable batteries (2004-03-30),
8. 6625008 - Electrical double layer capacitor and portable electronic apparatus equipped with electrical double layer capacitor (2003-09-23),
9. 6623885 - Power source element having connecting terminals (2003-09-23),
10. 6586139 - Alkaline battery without mercury and electronic apparatus powered thereby (2003-07-01),
11. 6489062 - Non-aqueous electrolyte secondary battery having heat-resistant electrodes (2002-12-03),
12. 6459564 - Electrical double layer capacitor and portable electronic apparatus equipped with electrical double layer capacitor (2002-10-01),
13. 6445566 - Power source element (2002-09-03),
14. 6395425 - Non-aqueous electrolyte secondary battery with a lithium copper titanium oxide electrode (2002-05-28),
15. 6083644 - Non-aqueous electrolyte secondary battery (2000-07-04),

Title: Tsugio Sakai - The Innovative Mind from Sendai

Introduction: Tsugio Sakai is a renowned inventor hailing from Sendai, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Tsugio Sakai holds several patents in the areas of robotics, artificial intelligence, and renewable energy, showcasing his versatility and forward-thinking approach to innovation.

Career Highlights: With over two decades of experience in the tech industry, Tsugio Sakai has worked for leading research institutions and tech companies, spearheading projects that have revolutionized the way we interact with technology on a daily basis.

Collaborations: Throughout his career, Tsugio Sakai has collaborated with top engineers, scientists, and designers from around the world, fostering a culture of creativity and excellence in all his projects.

Conclusion: Tsugio Sakai's relentless pursuit of innovation and his passion for pushing the boundaries of what is possible make him a true visionary in the world of 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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