Nagoya, Japan

Hitoshi Sakai

This inventor holds 16 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent. Top assignees: Ngk Insulators, Inc., Toyota Jidosha Kabushiki Kaisha, Matsushita Electric Industrial Co., Ltd.. Active years: 1992-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hitoshi Sakai. Retrieved from https://idiyas.com/inventor/hitoshi-sakai-sfu5av34

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


% Patents Active = 87.5



Average Co-Inventor Count = 2.9

ph-index = 6

Forward Citations = 88(Granted Patents)


Location History:

  • Komaki, JP (1992 - 1994)
  • Farmington Hills, MI (US) (1996)
  • Nagoya, JP (2002 - 2016)

Company Filing History:


Years Active: 1992-2016

Loading Chart...
Loading Chart...
Loading Chart...
16 patents (USPTO):Explore Patents

Title: Hitoshi Sakai: Innovator in Battery Technology

Introduction

Hitoshi Sakai is a notable inventor based in Nagoya, Japan, recognized for his significant contributions to battery technology. With a robust portfolio of 16 patents, he has made invaluable advancements in the field of energy storage and hybrid vehicles.

Latest Patents

Among Hitoshi Sakai's latest innovations are two groundbreaking patents. The first is a "Battery charge/discharge control device," which incorporates an input-enabled power adjustment unit. This device utilizes a current value calculation unit that factors in battery current, temperature, and charge capacity to optimize charging efficiency. The second patent details a "Method for manufacturing nonaqueous secondary battery electrode." This technique involves creating a porous inorganic layer on the active material layer, significantly enhancing the input-output performance of nonaqueous secondary batteries.

Career Highlights

Throughout his esteemed career, Hitoshi Sakai has been associated with prominent companies such as NGK Insulators, Inc. and Toyota Motor Corporation. His work in these organizations has propelled advancements in battery technology and vehicle performance.

Collaborations

Sakai has collaborated with several prominent figures in the industry, including Hitoshi Yoshida and Manabu Yoshida. These partnerships have been instrumental in driving innovative solutions within the realm of battery systems and hybrid vehicles.

Conclusion

In conclusion, Hitoshi Sakai stands out as an influential inventor whose work has significantly impacted the field of battery technology. Through his innovative patents and collaborative efforts, he continues to pave the way for advancements that enhance energy efficiency and performance in hybrid vehicles. As the world increasingly focuses on sustainable energy solutions, Sakai's contributions remain paramount.

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…