Gunma, Japan

Shoji Tsunekawa

This inventor holds 2 USPTO granted patents. Top assignee: Sanyo Electric Co., Ltd.. Active years: 1993-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shoji Tsunekawa. Retrieved from https://idiyas.com/inventor/shoji-tsunekawa

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 = 4.8

ph-index = 2

Forward Citations = 46(Granted Patents)


Location History:

  • Gunma, JP (1993)
  • Nitta, JP (1994)

Company Filing History:


Years Active: 1993-1994

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2 patents (USPTO):Explore Patents

Title: The Innovations of Shoji Tsunekawa

Introduction

Shoji Tsunekawa is a notable inventor based in Gunma, Japan. He has made significant contributions to the field of air conditioning technology. With a total of 2 patents, Tsunekawa's work focuses on enhancing the efficiency and functionality of air conditioning systems.

Latest Patents

Tsunekawa's latest patents include an innovative air conditioner with an outside air introduction path. This design features a partition that separates the indoor and outdoor sections of the unit, equipped with an intake port. A damper is integrated at the intake port, allowing for controlled outdoor air introduction while preventing backflow. The outdoor air introduction path is effectively guided into the indoor section, improving air quality and efficiency. Another patent involves a centrifugal type fan designed for air conditioners. This invention includes a fan scroll that is integrally molded, facilitating easier inspection and maintenance. The scroll is designed with a vent opening and a discharge opening, allowing for the removal of the fan without disassembling the entire unit.

Career Highlights

Shoji Tsunekawa is currently employed at Sanyo Electric Co., Ltd., where he continues to innovate in the field of air conditioning technology. His work has contributed to advancements that enhance user experience and energy efficiency in air conditioning systems.

Collaborations

Some of Tsunekawa's notable coworkers include Koji Mori and Fujio Suzuki. Their collaborative efforts have furthered the development of innovative technologies within their company.

Conclusion

Shoji Tsunekawa's contributions to air conditioning technology through his patents demonstrate his commitment to innovation and efficiency. His work continues to impact the industry positively, showcasing the importance of inventive minds in technological advancement.

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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