Nagoya, Japan

Katsuyuki Ishida

This inventor holds 2 USPTO granted patents. Top assignee: Kabushiki Kaisha Toshiba. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuyuki Ishida. Retrieved from https://idiyas.com/inventor/katsuyuki-ishida

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 1989

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2 patents (USPTO):Explore Patents

Title: Innovations by Katsuyuki Ishida

Introduction

Katsuyuki Ishida is a notable inventor based in Nagoya, Japan. He has made significant contributions to the field of washing machine technology. With a total of 2 patents, his work focuses on improving the efficiency and effectiveness of laundry processes.

Latest Patents

Ishida's latest patents include a method of washing clothes using a washing machine. This innovative method involves a washing tub that features a fixed drum mounted on the upper side and a movable drum located beneath it. Small loads are washed by the water flow within the movable drum, while larger loads benefit from both water flow and the contact friction between the fixed and movable drums, resulting in a twisting and rubbing wash action. Another patent details a washing machine design that incorporates a fixed drum with projection parts to enhance the contact friction force on the inner wall, further improving washing efficiency.

Career Highlights

Katsuyuki Ishida is associated with Kabushiki Kaisha Toshiba, a prominent company known for its technological advancements. His work at Toshiba has allowed him to develop and refine his innovative washing machine technologies.

Collaborations

Ishida has collaborated with notable coworkers, including Fumio Torita and Yoshio Kohsaka. Their combined expertise has contributed to the successful development of new washing machine technologies.

Conclusion

Katsuyuki Ishida's contributions to washing machine technology demonstrate his commitment to innovation and efficiency in everyday household tasks. His patents reflect a deep understanding of mechanical design and user needs, making a significant impact in the industry.

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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