Yokohama, Japan

Isao Hayama

This inventor holds 3 USPTO granted patents. Top assignee: Nissan Motor Company Limited. Active years: 1979-1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Isao Hayama. Retrieved from https://idiyas.com/inventor/isao-hayama

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 = 2.4

ph-index = 2

Forward Citations = 36(Granted Patents)


Company Filing History:


Years Active: 1979-1980

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3 patents (USPTO):Explore Patents

Title: Isao Hayama: Innovator in Automatic Power Transmission

Introduction

Isao Hayama is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of automatic power transmission, holding a total of 3 patents. His work has been instrumental in advancing automotive technology, particularly in enhancing the efficiency and functionality of vehicle transmission systems.

Latest Patents

Hayama's latest patents include innovative designs that improve the operation of automatic power transmissions. One of his patents, titled "Counter Shaft Automatic Power Transmission," describes a motor that is operatively connected to a pump. This system provides the transmission hydraulic control with pressurized fluid, which can be activated automatically in response to insufficient pressure stored in an accumulator. This feature allows for gear shifting even when the engine is stopped, enhancing the vehicle's usability. Another significant patent, "Controls for Clutch, Motor and Transmission," details a countershaft-type automatic power transmission. This design utilizes a hydraulic control system managed by electric control means, responding to various operational variables of a vehicle. It also includes a clutch assembly that operates between coupled and uncoupled conditions, further improving the vehicle's performance.

Career Highlights

Isao Hayama is currently employed at Nissan Motor Company Limited, where he continues to innovate and develop advanced automotive technologies. His work has not only contributed to Nissan's reputation for quality and innovation but has also influenced the broader automotive industry.

Collaborations

Throughout his career, Hayama has collaborated with esteemed colleagues such as Keizaburo Usui and Hideo Hamada. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the automotive sector.

Conclusion

Isao Hayama's contributions to automatic power transmission technology have made a lasting impact on the automotive industry. His innovative patents and collaborative efforts exemplify the spirit of invention and progress in automotive engineering.

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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