Chiryu, Japan

Tadaki Nakayama

This inventor holds 2 USPTO granted patents. Top assignee: Nippondenso Co., Ltd.. Active years: 1994-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadaki Nakayama. Retrieved from https://idiyas.com/inventor/tadaki-nakayama

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 = 5.5

ph-index = 1

Forward Citations = 25(Granted Patents)


Company Filing History:


Years Active: 1994-1995

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2 patents (USPTO):Explore Patents

Title: Innovations by Tadaki Nakayama

Introduction

Tadaki Nakayama is a notable inventor based in Chiryu, Japan. He has made significant contributions to the field of vehicle technology, particularly in the area of shock absorber systems. With a total of 2 patents to his name, Nakayama's work has had a considerable impact on vehicle performance and safety.

Latest Patents

One of Nakayama's latest patents is a "Shock Absorber Control Apparatus." This invention involves a shock absorber connected between a vehicle body and a vehicle wheel, providing a variable damping force. The control apparatus includes an actuator that adjusts the damping force, a vibration detecting device to monitor relative vibrations, and a damping-factor estimating device to assess the shock absorber's performance. Additionally, a speed estimating device calculates the absolute speed of the spring upper member based on the detected vibrations and estimated damping force. A signal setting device then establishes a drive signal for the actuator based on this speed.

Another significant patent is the "Shock Absorber Damping Force Control System for Vehicle." This system utilizes high-frequency components from sprung mass vibrations to control the damping force of the shock absorber. It adjusts the damping force based on the relationship between sprung mass velocity and relative velocity, providing optimal performance under various driving conditions.

Career Highlights

Tadaki Nakayama is currently employed at Nippondenso Co., Ltd., where he continues to innovate in the automotive sector. His work focuses on enhancing vehicle dynamics and improving ride comfort through advanced shock absorber technologies.

Collaborations

Throughout his career, Nakayama has collaborated with esteemed colleagues such as Hiroshi Ishikawa and Masayoshi Takeda. These partnerships have fostered a creative environment that has led to groundbreaking advancements in vehicle technology.

Conclusion

Tadaki Nakayama's contributions to shock absorber technology exemplify the importance of innovation in the automotive industry. His patents reflect a commitment to improving vehicle performance and safety, making him a significant figure in his field.

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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