Yokohama, Japan

Keii Ueno

This inventor holds 4 USPTO granted patents and 1 published patent application. Top assignees: Hitachi, Ltd., Other. Active years: 1986-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keii Ueno. Retrieved from https://idiyas.com/inventor/keii-ueno

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

USPTO Granted Patents = 4 

% Patents Active = 50.0

Average Co-Inventor Count = 6.0

ph-index = 2

Forward Citations = 21(Granted Patents)


Location History:

  • Tokyo, JP (1986)
  • Yokohama, JP (2001 - 2012)

Company Filing History:


Years Active: 1986-2012

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4 patents (USPTO):Explore Patents

Title: Keii Ueno: Innovator in Dynamo-Electric Machines and Cathode-Ray Technology

Introduction

Keii Ueno is a notable inventor based in Yokohama, Japan, recognized for his contributions to the fields of dynamo-electric machines and cathode-ray technology. With a total of four patents to his name, Ueno has made significant advancements that enhance productivity and efficiency in electrical engineering.

Latest Patents

Ueno's latest patents include a stator core for a dynamo-electric machine and a cathode-ray tube with a flat electrode for an electronic gun. The stator core design aims to improve the productivity of stator winding by covering the entire stator wiring with a magnetic body, which increases inductance while addressing the challenge of power factor reduction. The innovative structure features multiple stator cores arranged independently along the rotor's rotating shaft, with magnetic poles shaped in a wave pattern. This design allows for slots that facilitate the arrangement of stator windings effectively. His cathode-ray tube patent describes a unitary plate with two holes that enable electron beams to pass through, showcasing a novel approach to cathode-ray technology.

Career Highlights

Throughout his career, Ueno has worked with prominent companies, including Hitachi, Ltd. His experience in these organizations has contributed to his expertise and innovative capabilities in the field of electrical engineering.

Collaborations

Ueno has collaborated with notable colleagues such as Yasuyuki Nakajima and Michio Takahashi, further enriching his work and contributions to the industry.

Conclusion

Keii Ueno's inventive spirit and dedication to advancing technology have led to significant developments in dynamo-electric machines and cathode-ray technology. His patents reflect a commitment to innovation that continues to impact the field positively.

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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