Mobara, Japan

Tadashi Hayashi

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi, Ltd.. Active years: 1982.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadashi Hayashi. Retrieved from https://idiyas.com/inventor/tadashi-hayashi-5yeu67j3

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 = 2.0

ph-index = 1

Forward Citations = 132(Granted Patents)


Company Filing History:


Years Active: 1982

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1 patent (USPTO):Explore Patents

Title: The Innovations of Tadashi Hayashi

Introduction

Tadashi Hayashi is a notable inventor based in Mobara, Japan. He has made significant contributions to the field of X-ray technology. His work has led to advancements that enhance the efficiency and effectiveness of X-ray tubes.

Latest Patents

Hayashi holds a patent for an innovative design of X-ray tubes. The patent describes an X-ray tube that includes a cathode electrode with a filament for emitting electrons. It features a focusing electrode with a groove designed to contain the filament, and an anode electrode that is maintained at a high positive potential relative to the filament. The design ensures that the electron emitting region of the filament facing the anode is formed as a substantially flat surface. This arrangement allows for optimal positioning of the anode electrode in the focal plane of a cathode lens formed by the filament, focusing electrode, and anode electrode. Hayashi's patent is a testament to his ingenuity and technical expertise, with a total of 1 patent to his name.

Career Highlights

Tadashi Hayashi has had a distinguished career, primarily working with Hitachi, Ltd. His role at the company has allowed him to collaborate with other talented professionals in the field. His contributions have been instrumental in advancing X-ray technology.

Collaborations

One of his notable collaborators is Setsuo Nomura. Together, they have worked on various projects that have pushed the boundaries of X-ray technology.

Conclusion

Tadashi Hayashi's innovative work in the field of X-ray tubes exemplifies the impact of dedicated inventors on technology. His contributions continue to influence advancements in medical imaging and diagnostics.

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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