Osaka, Japan

Akira Ohta

This inventor holds 4 USPTO granted patents. Top assignees: Matsushita Electric Industrial Co., Ltd., Matsushita Electrical Industrial Co., Ltd.. Active years: 1978-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akira Ohta. Retrieved from https://idiyas.com/inventor/akira-ohta-9kbrk2hz

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.6

ph-index = 3

Forward Citations = 106(Granted Patents)


Location History:

  • Hirakata, JP (1978)
  • Osaka, JP (1986 - 1995)

Company Filing History:


Years Active: 1978-1995

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4 patents (USPTO):Explore Patents

Title: Akira Ohta: Innovator in Battery Technology

Introduction

Akira Ohta is a notable inventor based in Osaka, Japan, recognized for his contributions to battery technology. He holds a total of 4 patents that focus on advancements in nonaqueous secondary cells and zinc-alkaline batteries. His work has significantly impacted the field of energy storage solutions.

Latest Patents

Ohta's latest patents include a process for the production of positive electrode active material for nonaqueous secondary cells. This innovation involves a positive electrode that includes an active material with the formula: Li.sub.y Ni.sub.1-x Me.sub.x O.sub.2, where Me can be Ti, V, Mn, or Fe. The specific ranges for the number of moles of x and y are crucial for achieving the desired hexagonal crystal structure and lattice constants. Additionally, he has developed a method for manufacturing zinc-alkaline batteries that are environmentally friendly and exhibit excellent storage stability. This involves using a zinc alloy free from harmful elements and optimizing the formulation with specific inorganic and organic inhibitors.

Career Highlights

Throughout his career, Akira Ohta has worked with prominent companies such as Matsushita Electric Industrial Co., Ltd. and Matsushita Electrical Industrial Co., Ltd. His experience in these organizations has allowed him to refine his expertise in battery technology and contribute to significant advancements in the field.

Collaborations

Ohta has collaborated with notable colleagues, including Shigeo Kobayashi and Sachiko Sugihara, who have also made contributions to the field of battery technology. Their teamwork has fostered innovation and development in energy storage solutions.

Conclusion

Akira Ohta's work in battery technology exemplifies the importance of innovation in creating sustainable energy solutions. His patents and collaborations highlight his commitment to advancing the field and addressing the challenges of energy storage.

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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