logo

For the Inventor, By the Inventor

Takarazuka, Japan

Masahiko Ogawa

This inventor holds 6 USPTO granted patents. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 1995-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahiko Ogawa. Retrieved from https://idiyas.com/inventor/masahiko-ogawa-90chcn26

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

Calculating rank
USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 4.8

ph-index = 5

Forward Citations = 123(Granted Patents)


Location History:

  • Moriguchi, JP (1995 - 2000)
  • Takarazuka, JP (2001 - 2005)

Company Filing History:

goldMedal6 out of 27,375 
 
Matsushita Electric Industrial Co., Ltd.
 patents

Years Active: 1995-2005

Loading Chart...
6 patents (USPTO):Explore Patents
1. 6905796 - Lithium secondary battery (2005-06-14),
2. 6605388 - Battery cell electrode core plate, fabrication method therefor, and battery cell made therewith (2003-08-12),
3. 6579649 - Polymer electrolyte battery (2003-06-17),
4. 6202271 - Method and apparatus for manufacturing expanded mesh sheet and battery using this expanded mesh sheet (2001-03-20),
5. 6165645 - Polymer electrolyte and lithium polymer battery using the same (2000-12-26),
6. 5474857 - Solid polymer type fuel cell and method for manufacturing the same (1995-12-12),

Title: Masahiko Ogawa: Innovator in Lithium Battery Technology

Introduction

Masahiko Ogawa is a prominent inventor based in Takarazuka, Japan. He has made significant contributions to the field of battery technology, particularly in the development of lithium secondary batteries. With a total of 6 patents to his name, Ogawa's work has had a substantial impact on energy storage solutions.

Latest Patents

One of Ogawa's latest patents focuses on a lithium secondary battery that boasts high capacity and excellent current characteristics. This innovative battery comprises a positive electrode, a negative electrode, and an electrolyte. Notably, the negative electrode includes AlO particles that do not participate in the charge-and-discharge reactions of the battery. The incorporation of ceramic particles in the electrode enhances ion conductivity, leading to reduced internal resistance and higher capacity during high-rate discharge.

Another significant patent involves a battery cell electrode core plate and its fabrication method. In the first process, an electrically conductive thin metal plate undergoes a press molding process, creating hollow projections and bulges. The second process involves chemical or electrolytic etching to form through holes and fine irregularities on the surface of the metal plate, enhancing its performance.

Career Highlights

Masahiko Ogawa is associated with Matsushita Electric Industrial Co., Ltd., a company known for its advancements in electronic and electrical products. His work at this esteemed organization has allowed him to push the boundaries of battery technology and contribute to the development of more efficient energy storage systems.

Collaborations

Ogawa has collaborated with notable coworkers, including Nobuo Eda and Akiko Ishida. Their combined expertise has fostered innovation and progress in the field of battery technology.

Conclusion

Masahiko Ogawa's contributions to lithium battery technology exemplify his dedication to innovation. His patents reflect a commitment to enhancing energy storage solutions, making a lasting impact on 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]
Loading…