Himeji, Japan

Katsumi Yaha

This inventor holds 1 USPTO granted patent. Top assignee: Kabushiki Kaisha Toshiba. Active years: 2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsumi Yaha. Retrieved from https://idiyas.com/inventor/katsumi-yaha

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 = 5.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 2002

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1 patent (USPTO):Explore Patents

Title: Katsumi Yaha: Innovator in Cathode Ray Tube Technology

Introduction

Katsumi Yaha is a prominent inventor based in Himeji, Japan, known for his contributions to the field of cathode ray tube technology. With a single patent under his name, he has demonstrated a significant understanding of manufacturing processes and innovative design.

Latest Patents

His noteworthy patent is titled "Method of manufacturing a cathode ray tube and apparatus manufacturing the same." This invention centers around a coating apparatus designed to create a high-resistance film on the inner surface of the neck of a cathode ray tube. The innovation includes a specialized nozzle that can be inserted into the neck, featuring a jet hole inclined towards gravity. This unique design ensures that the material liquid applied through the jet hole flows downwards, allowing for the formation of a high-resistance film with a uniform thickness. Such uniformity is crucial as it inhibits charge-up of the neck potential, effectively reducing convergence drift caused by any potential charge-up.

Career Highlights

Katsumi Yaha is associated with Kabushiki Kaisha Toshiba, a leading company in technology and electronics. His work has had a considerable impact on the efficiency and quality of products related to cathode ray tubes, showcasing his expertise in manufacturing.

Collaborations

During his career, Yaha has collaborated with talented individuals such as Takahiro Hasegawa and Shigeru Sugawara. These collaborations have contributed to further advancements in the technology sector, emphasizing the importance of teamwork in innovation.

Conclusion

Katsumi Yaha's innovative approach to the manufacturing of cathode ray tubes stands as a testament to his ingenuity and dedication. With his singular patent and notable collaborations, he continues to influence advancements in the field, leaving a lasting legacy within the technology 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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