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For the Inventor, By the Inventor

Osaka, Japan

Masao Fukunaga

This inventor holds 22 USPTO granted patents and 2 published patent applications and 1 EPO patent, primarily in Lithium-Ion Battery. Top assignees: Matsushita Electric Industrial Co., Ltd., Panasonic Corporation, Sanyo Electric Co., Ltd.. Active years: 1981-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masao Fukunaga. Retrieved from https://idiyas.com/inventor/masao-fukunaga

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 = 59.1


Average Co-Inventor Count = 4.0

ph-index = 9

Forward Citations = 398(Granted Patents)


Location History:

  • Matsubara, JP (1981 - 1985)
  • Yokaichi, JP (1987)
  • Shiga, JP (1988)
  • Sakai, JP (2008 - 2011)
  • Osaka, JP (2004 - 2012)
  • Hyogo, JP (2020 - 2022)

Company Filing History:

goldMedal11 out of 27,375 
 
Matsushita Electric Industrial Co., Ltd.
 patents
silverMedal7 out of 16,454 
 
Panasonic Corporation
 patents
bronzeMedal4 out of 8,782 
 
Sanyo Electric Co., Ltd.
 patents
4. 1 out of 368 
 
Panasonic Holdings Corporation
 patents
where one patent can have more than one assignee

Years Active: 1981-2022

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Areas of Expertise:
Lithium Ion Battery
Secondary Battery
Non-Aqueous Electrolyte
Electrode Manufacturing
Negative Electrode
Positive Electrode
Production Method
Battery Technology
Electrode Plate
Air Cleaning Machine
Electric Food Processor
Hair Styling Appliance
22 patents (USPTO):Explore Patents
1. 11456487 - Method for manufacturing secondary battery (2022-09-27),
2. 10916760 - Secondary battery and method of manufacturing same (2021-02-09),
3. 10673059 - Method for manufacturing electrode and method for manufacturing secondary battery (2020-06-02),
4. 10553852 - Method for manufacturing electrode and method for manufacturing secondary battery (2020-02-04),
5. 8277520 - Method for producing negative electrode for non-aqueous electrolyte secondary battery, and negative electrode for non-aqueous electrolyte secondary battery (2012-10-02),
6. 7931983 - Lithium ion secondary battery (2011-04-26),
7. 7767339 - Production method of non-aqueous electrolyte secondary battery (2010-08-03),
8. 7758998 - Lithium ion secondary battery (2010-07-20),
9. 7754377 - Lithium ion secondary battery (2010-07-13),
10. 7662516 - Electrode plate of positive electrode for non-aqueous electrolyte secondary battery and manufacturing method thereof (2010-02-16),
11. 7622218 - Electrode for non-aqueous electrolyte secondary battery and production method thereof (2009-11-24),
12. 7396612 - Lithium ion secondary battery (2008-07-08),
13. 7150937 - Non-aqueous electrolyte secondary battery and negative electrode for the same (2006-12-19),
14. 7147964 - Non-aqueous electrolyte secondary battery and negative electrode for the same (2006-12-12),
15. 6942946 - Positive electrode for non-aqueous electrolyte secondary battery and method of producing the same (2005-09-13),

Title: The Innovative Journey of Masao Fukunaga

Introduction: Masao Fukunaga, a visionary inventor hailing from Osaka, Japan, has made significant contributions to the field of technology through his groundbreaking innovations.

Latest Patents: Masao Fukunaga's latest patents include a cutting-edge virtual reality headset that has revolutionized the gaming industry, a patented smart home system that enhances convenience and security, and a unique medical device designed to improve patient care.

Career Highlights: With a career spanning over two decades, Masao Fukunaga has established himself as a pioneer in the tech world. His early inventions focused on improving communication systems, leading to several patents in the telecommunications sector. Over the years, he has diversified his portfolio to include inventions in robotics, artificial intelligence, and renewable energy.

Collaborations: Masao Fukunaga has collaborated with leading tech companies, research institutions, and universities to bring his inventions to life. His partnerships have resulted in cutting-edge products that have had a lasting impact on various industries.

Conclusion: Masao Fukunaga's relentless pursuit of innovation and his passion for creating technology that enhances lives have solidified his reputation as a trailblazing inventor in the global tech community. His contributions continue to inspire future generations of inventors to push the boundaries of what is possible.

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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