Osaka, Japan

Takuya Kotani

This inventor holds 10 USPTO granted patents and 6 EPO patents. Top assignee: Daikin Industries, Ltd.. Active years: 2011-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takuya Kotani. Retrieved from https://idiyas.com/inventor/takuya-kotani-20dfwisi

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


% Patents Active = 80.0

 

Average Co-Inventor Count = 2.3

ph-index = 3

Forward Citations = 20(Granted Patents)


Location History:

  • Izumi, JP (2011)
  • Sakai, JP (2011 - 2014)
  • Osaka, JP (2011 - 2022)

Company Filing History:


Years Active: 2011-2025

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10 patents (USPTO):Explore Patents

Title: Takuya Kotani: Innovator in Refrigerant Cycle Systems

Introduction

Takuya Kotani is a prominent inventor based in Osaka, Japan. He has made significant contributions to the field of air conditioning and refrigerant cycle systems. With a total of 10 patents to his name, Kotani's work has had a substantial impact on the industry.

Latest Patents

One of Kotani's latest patents is a refrigerant cycle system and method. This innovative air conditioning apparatus includes utilization-side units, each featuring a first refrigerant circuit. It also comprises a heat source-side unit with a second refrigerant circuit, a connection pipe group, and a relay unit. The relay unit is strategically placed between the first and second refrigerant circuits to block the flow of flammable refrigerant through the connection pipe group. The utilization-side units are organized into a group, ensuring efficient operation. Additionally, the connection pipe group is designed with specific lengths and internal volumes based on the capabilities of the utilization-side units.

Another notable patent is a support system that aids in the design or construction of a refrigerant cycle apparatus. This system includes a display and a server that processes various information regarding the arrangement of refrigerant shut-off units and utilization-side units. The server evaluates whether the gathered information is suitable for design purposes and displays the results accordingly. It can also calculate the total refrigerant amount in the system, enhancing the efficiency of refrigerant management.

Career Highlights

Takuya Kotani is currently employed at Daikin Industries, Ltd., a leading company in the air conditioning and refrigeration sector. His work at Daikin has allowed him to develop and refine his innovative ideas, contributing to the company's reputation for excellence in technology and design.

Collaborations

Throughout his career, Kotani has collaborated with talented individuals such as Ryuuta Ohura and Kikuji Hori. These collaborations have fostered a creative environment that encourages the development of groundbreaking technologies in the field of refrigerant systems.

Conclusion

Takuya Kotani is a distinguished inventor whose work in refrigerant cycle systems has significantly advanced the air conditioning industry. His innovative patents and contributions to Daikin Industries, Ltd. highlight his expertise and commitment to improving technology in this vital 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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