Yokohama, Japan

Eiji Ban

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignee: Kabushiki Kaisha Toshiba. Active years: 1997-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiji Ban. Retrieved from https://idiyas.com/inventor/eiji-ban

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

USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 2

Forward Citations = 14(Granted Patents)


Company Filing History:


Years Active: 1997-2000

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2 patents (USPTO):Explore Patents

Title: Eiji Ban: Innovator in Semiconductor Technology

Introduction

Eiji Ban is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 2 patents. His work focuses on enhancing the performance and design flexibility of semiconductor devices.

Latest Patents

Eiji Ban's latest patents include an operation speed measuring circuit and a semiconductor device incorporating a buffer circuit. The operation speed measuring circuit is designed to measure the difference in propagation delay time between logic gates connected in series. This innovation allows for the confirmation that an element on a chip achieves a specified operation speed. The circuit is controllable by an input signal, enabling it to be placed in areas with limited terminal availability. Additionally, it can be powered independently, allowing for more flexible designs of other circuits.

The semiconductor integrated circuit with a buffer circuit features a unique configuration of P(N)MOS and N(P)MOS transistors. This design allows for control based on an enable signal and input signal, optimizing the performance of the circuit. The input buffer connected to the output terminal further enhances the functionality of the semiconductor integrated circuit.

Career Highlights

Eiji Ban is associated with Kabushiki Kaisha Toshiba, a leading company in the technology sector. His work at Toshiba has been instrumental in advancing semiconductor technology and improving circuit designs.

Collaborations

Eiji Ban has collaborated with notable coworkers, including Yasunobu Umemoto and Toshikazu Sei. Their combined expertise has contributed to the successful development of innovative semiconductor solutions.

Conclusion

Eiji Ban's contributions to semiconductor technology through his patents and work at Toshiba highlight his role as a key innovator in the field. His advancements continue to influence the design and performance of semiconductor devices.

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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