Tokyo, Japan

Takashi Yamakawa

This inventor holds 44 USPTO granted patents and 4 published patent applications and 21 EPO patents, primarily in Power Conversion Technology. Top assignees: Mitsubishi Electric Corporation, Ebara Corporation. Active years: 2015-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Yamakawa. Retrieved from https://idiyas.com/inventor/takashi-yamakawa

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

USPTO Granted Patents = 44 

% Patents Active = 79.5

 

Average Co-Inventor Count = 4.2

ph-index = 5

Forward Citations = 75(Granted Patents)


Company Filing History:


Years Active: 2015-2024

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Areas of Expertise:
Power Conversion
Motor Drive
Air Conditioner
Heat Pump
Refrigerator
Blower
Compressor
AC/DC Conversion
Power Supply
Backflow Prevention
Electric Motor
Dehumidifier
44 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Takashi Yamakawa: A Pioneer in Thermal Technology

Introduction: Takashi Yamakawa, an esteemed inventor based in Tokyo, Japan, has made substantial contributions to the field of thermal technology. With a remarkable portfolio of 44 patents to his name, Yamakawa has solidified his reputation as a leading figure in the innovation of heat pump technology and climate control systems.

Latest Patents: Among his latest inventions are groundbreaking patents for a heat pump apparatus, air conditioner, and refrigerator. The heat pump apparatus features a compression mechanism that efficiently compresses a refrigerant, driven by a motor controlled through an inverter. This system innovatively adapts the frequency of the carrier signal during heating operations, ensuring consistent performance. Additionally, his design for an outdoor unit emphasizes efficient heat dissipation through strategically angled fins, optimally placed to enhance air flow and maximize cooling efficiency.

Career Highlights: Throughout his career, Takashi Yamakawa has collaborated with prominent companies such as Mitsubishi Electric Corporation and Ebara Corporation. His work has not only driven technological advancements but has also set benchmarks in the industry for efficiency and performance in thermal management systems.

Collaborations: Yamakawa has worked alongside notable colleagues, including Koichi Arisawa and Takuya Shimomugi. Their joint efforts in research and development have fostered innovations that continue to impact the field of climate control technologies.

Conclusion: Takashi Yamakawa stands out as a key innovator in his field, with a rich history of patents that not only showcase his technical expertise but also herald a future of enhanced thermal technology. As his career progresses, the industry eagerly anticipates further advancements that will stem from his innovative spirit and dedication to excellence.

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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