Aichi, Japan

Kunihiko Yanai

This inventor holds 4 USPTO granted patents. Top assignee: Sony Corporation. Active years: 1994-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kunihiko Yanai. Retrieved from https://idiyas.com/inventor/kunihiko-yanai

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 = 1.4

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1994-2000

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4 patents (USPTO):Explore Patents

Title: Kunihiko Yanai: Innovator in Welding Technology

Introduction

Kunihiko Yanai is a notable inventor based in Aichi, Japan. He has made significant contributions to the field of welding technology, particularly in the manufacturing of cathode ray tubes (CRTs). With a total of 4 patents to his name, Yanai's work has had a lasting impact on the industry.

Latest Patents

Yanai's latest patents include a method for welding springs to an apertured grill and a welding apparatus designed for this purpose. The first patent describes a method and device that allows for the accurate welding of four springs to the apertured grill without displacing the relative position of the pin holes in each spring, even when simultaneous welding is not performed. This innovation ensures that the space between the grill's surface and the inner surface of the panel remains constant, which is crucial for maintaining quality in CRT manufacturing. The second patent introduces a pressure device that effectively presses a pair of members of a frame under uniform pressure conditions, enhancing the efficiency of the welding process.

Career Highlights

Kunihiko Yanai is currently employed at Sony Corporation, where he continues to develop innovative solutions in welding technology. His expertise and dedication to his craft have positioned him as a key figure in his field.

Collaborations

Throughout his career, Yanai has collaborated with talented individuals such as Yasuo Tanaka and Yasunori Niwa. These collaborations have further enriched his work and contributed to the advancements in welding technology.

Conclusion

Kunihiko Yanai's contributions to welding technology exemplify the spirit of innovation. His patents reflect a commitment to improving manufacturing processes, particularly in the production of cathode ray tubes. Yanai's work continues to influence the industry and inspire future advancements.

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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