Sakai, Japan

Ikuji Ishii

This inventor holds 3 USPTO granted patents and 2 EPO patents. Top assignee: Daikin Industries, Ltd.. Active years: 2001-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ikuji Ishii. Retrieved from https://idiyas.com/inventor/ikuji-ishii

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

Calculating rank

% Patents Active = 33.3


Average Co-Inventor Count = 4.1

ph-index = 2

Forward Citations = 8(Granted Patents)


Location History:

  • Osaka, JP (2001)
  • Sakai, JP (2011 - 2012)

Company Filing History:


Years Active: 2001-2012

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3 patents (USPTO):Explore Patents

Title: Ikuji Ishii: Innovator in Air Conditioning Technology

Introduction

Ikuji Ishii is a notable inventor based in Sakai, Japan. He has made significant contributions to the field of air conditioning technology, holding a total of 3 patents. His work focuses on improving the efficiency and functionality of air conditioning systems.

Latest Patents

Ikuji Ishii's latest patents include a shut-off valve mounting structure and an outdoor unit of an air conditioner that incorporates this structure. The shut-off valve mounting structure is designed to securely hold shut-off valves in place within an outdoor unit of an air conditioner. This design includes bases that extend upwards from the bottom frame of the outdoor unit, along with a fixing portion that maintains the valves in position while allowing space beneath them. The outdoor unit of the air conditioner aims to reduce wind whistling sounds and vibration noise caused by airflow. It features an outdoor heat exchanger, a fan, a motor for driving the fan, and a motor support table that includes a rectifying member to direct airflow effectively.

Career Highlights

Ikuji Ishii is currently employed at Daikin Industries, Ltd., a leading company in the air conditioning industry. His innovative designs and patents have contributed to the advancement of air conditioning technology, enhancing user experience and system performance.

Collaborations

Ikuji Ishii has collaborated with notable coworkers such as Tadashi Sao and Keiji Ishida. Their combined expertise has fostered a creative environment that encourages innovation and the development of cutting-edge technologies.

Conclusion

Ikuji Ishii's contributions to air conditioning technology through his patents and collaborations highlight his role as a key innovator in the field. His work continues to influence the design and functionality of air conditioning systems, making them more efficient and user-friendly.

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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