Saitama, Japan

Takeshi Ohba

This inventor holds 5 USPTO granted patents. Top assignee: Honda Giken Kogyo Kabushiki Kaisha. Active years: 1994-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takeshi Ohba. Retrieved from https://idiyas.com/inventor/takeshi-ohba-bw7y37fe

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


% Patents Active = 100.0

Average Co-Inventor Count = 4.2

ph-index = 5

Forward Citations = 231(Granted Patents)


Company Filing History:


Years Active: 1994-1997

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5 patents (USPTO):Explore Patents

Title: Innovations by Takeshi Ohba

Introduction

Takeshi Ohba is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of engineering, particularly in the development of electric systems. With a total of 5 patents to his name, Ohba's work focuses on enhancing the efficiency and reliability of electric vehicles and related technologies.

Latest Patents

One of his latest patents is an electric pump control system. This system allows an electric pump to be turned ON and OFF by a main drive circuit that includes a negative pressure sensor. The sensor detects negative pressure in an accumulator, working in conjunction with a first relay and a control device. Additionally, a back-up drive circuit is employed, which also includes a negative pressure switch and a second relay. This innovative design enables reliable detection of any troubles with the electric pump's operation.

Another significant patent by Ohba is a braking system for electric vehicles. This system features a differential pressure regulating valve that is placed between a master cylinder and a brake cylinder for a driven wheel. The system is designed to manage hydraulic braking pressure effectively, ensuring that regenerative braking force is generated preferentially at the start of braking. This allows for a seamless transition between regenerative and hydraulic braking forces, enhancing the overall safety and performance of electric vehicles.

Career Highlights

Takeshi Ohba has dedicated his career to advancing electric vehicle technology. His work at Honda Giken Kogyo Kabushiki Kaisha has positioned him as a key player in the automotive industry. His innovative patents reflect his commitment to improving vehicle efficiency and safety.

Collaborations

Ohba has collaborated with notable coworkers such as Yasushi Aoki and Nobuyoshi Asanuma. Their combined expertise has contributed to the successful development of various projects within the company.

Conclusion

Takeshi Ohba's contributions to electric vehicle technology through his patents demonstrate his innovative spirit and dedication to engineering excellence. His work continues to influence the automotive industry, paving the way for future advancements.

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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