Tokyo, Japan

Hiroyuki Kitakawa

This inventor holds 2 USPTO granted patents and 1 published patent application and 2 EPO patents. Top assignees: Qingdao Haier Washing Machine Co., Ltd., Aqua Co., Ltd, Haier Asia International Co., Ltd.. Active years: 2018-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Kitakawa. Retrieved from https://idiyas.com/inventor/hiroyuki-kitakawa

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 = 50.0

 

Average Co-Inventor Count = 5.5

ph-index = 1


Location History:

  • Osaka, JP (2018)
  • Tokyo, JP (2020)

Company Filing History:


Years Active: 2018-2020

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2 patents (USPTO):Explore Patents

Title: Hiroyuki Kitakawa: Innovator in Washing Machine Technology

Introduction

Hiroyuki Kitakawa is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of washing machine technology, holding a total of 2 patents. His innovative designs focus on enhancing the efficiency and functionality of washing machines.

Latest Patents

One of Kitakawa's latest patents is for a drum-type washing machine. This design features an outer tub housed within a machine housing, with a drum capable of rotating about an axis inclined to the horizontal. The machine includes a rotating body with a protruding portion and a driving portion that transmits torque from a motor to both the drum and the rotor, allowing them to rotate at different speeds. Additionally, the controlling portion of the machine performs reduction control to manage load during washing and rinsing processes.

Another significant patent is for a full-automatic washing machine. This model includes a first control part, a receiving part, and a body display part located on the upper panel. It also features a remote controller that allows users to set operating information for washing operations. The remote controller communicates wirelessly with the receiving part, illuminating a mode display in blue until the washing operation commences.

Career Highlights

Throughout his career, Hiroyuki Kitakawa has worked with prominent companies in the industry, including Qingdao Haier Washing Machine Co., Ltd. and Aqua Co., Ltd. His experience in these organizations has contributed to his expertise in washing machine technology and innovation.

Collaborations

Kitakawa has collaborated with notable coworkers such as Osamu Tanikoshi and Shigeharu Nakamoto. Their combined efforts have further advanced the development of innovative washing machine solutions.

Conclusion

Hiroyuki Kitakawa's contributions to washing machine technology through his patents and collaborations highlight his role as a significant innovator in the field. His work continues to influence the design and functionality of modern washing machines.

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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