Kariya, Japan

Masao Yasunaga

This inventor holds 4 USPTO granted patents. Top assignees: Nippondenso Co., Ltd., Denso Corporation. Active years: 1983-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masao Yasunaga. Retrieved from https://idiyas.com/inventor/masao-yasunaga

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 = 2.8

ph-index = 3

Forward Citations = 48(Granted Patents)


Company Filing History:


Years Active: 1983-2024

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4 patents (USPTO):Explore Patents

Title: Innovator Spotlight: Masao Yasunaga

Introduction

Masao Yasunaga is a notable inventor from Kariya, Japan, recognized for his contributions to automotive air conditioning technology. With an impressive portfolio of 4 patents, Yasunaga has made significant advancements that enhance the efficiency and functionality of vehicle climate control systems.

Latest Patents

One of Yasunaga's latest innovations is an advanced air conditioner designed specifically for vehicles. This system includes a well-structured case that houses an air passage and features a heat exchanger with a core where heat exchange occurs between air and a heat medium. The design intricacies involve a support portion that stabilizes the heat exchanger's lower segment, incorporating a cushioning material to ensure durability and performance. The innovative features extend to the means of connecting the heat medium through inflow and outflow pipes, ensuring optimal thermal management.

Another notable invention by Yasunaga is a rotary vane compressor with valve control of undervane pressure. This unique compressor design consists of a housing and end plates, creating a cylindrical bore for the rotor that is eccentrically mounted. The use of lubricant grooves to enhance the sealing capabilities of the vanes during the compressor's intake phase is a key feature. His design includes a valve mechanism that intelligently disconnects the discharge chamber during normal operation, thereby enhancing efficiency.

Career Highlights

Throughout his career, Masao Yasunaga has worked with prominent companies such as Nippondenso Co., Ltd. and Denso Corporation. His expertise and innovative spirit have been integral to the advancements within the heat management systems for vehicles, solidifying his status as a forward-thinking inventor in the automotive industry.

Collaborations

Masao Yasunaga has collaborated with talented individuals including Eiichi Nagasaku and Kimihiro Kato, pooling their expertise to drive innovation forward. These collaborations have led to breakthroughs that have a lasting impact on automotive technology.

Conclusion

Masao Yasunaga stands as a vital figure in the realm of automotive inventions, with his patents paving the way for enhanced vehicle comfort and performance. His relentless pursuit of innovation continues to inspire and shape the future of automotive technology.

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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