Tokyo, Japan

Keishi Yamamoto

This inventor holds 2 USPTO granted patents and 2 published patent applications and 2 EPO patents. Top assignees: Mitsubishi Electric Corporation, Nissan Chemical Corporation, Tokyo Institute of Technology. Active years: 2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keishi Yamamoto. Retrieved from https://idiyas.com/inventor/keishi-yamamoto

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

USPTO Granted Patents = 2 

% Patents Active = 100.0

 

Average Co-Inventor Count = 4.2

ph-index = 1


Company Filing History:


Years Active: 2022

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2 patents (USPTO):Explore Patents

Title: Keishi Yamamoto: Innovator in Air Conditioning and Nucleoside Technology

Introduction

Keishi Yamamoto is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the fields of air conditioning technology and artificial nucleosides. With a total of 2 patents, his work showcases innovative solutions that address both practical and scientific challenges.

Latest Patents

Yamamoto's latest patents include an advanced air conditioner design. This air conditioner features an indoor unit and an outdoor unit, which incorporates a DC motor and an inrush-current prevention relay. The relay is designed to manage the electrical connection based on the current flow through its coil. Additionally, it includes a PTC connected in parallel to the relay's contact and a temperature protector that ensures the DC motor operates within safe temperature limits.

Another notable patent involves the development of artificial nucleosides and nucleotides. These compounds are capable of forming artificial oligonucleotides with superior nuclease resistance. The invention is represented by a specific chemical formula that includes various components, such as pyrimidine or purine bases, and is designed to enhance the stability and functionality of nucleic acids.

Career Highlights

Throughout his career, Keishi Yamamoto has worked with esteemed organizations, including the Tokyo Institute of Technology and Nissan Chemical Corporation. His experience in these institutions has allowed him to refine his expertise and contribute to groundbreaking research and development.

Collaborations

Yamamoto has collaborated with notable colleagues, including Kohji Seio and Yoshiaki Masaki. These partnerships have fostered a creative environment that has led to innovative advancements in their respective fields.

Conclusion

Keishi Yamamoto's contributions to air conditioning technology and artificial nucleosides highlight his innovative spirit and dedication to scientific advancement. His patents reflect a commitment to solving complex problems through inventive solutions.

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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