Kawasaki, Japan

Toyomi Obikawa

This inventor holds 3 USPTO granted patents. Top assignee: Fujitsu Corporation. Active years: 1997-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toyomi Obikawa. Retrieved from https://idiyas.com/inventor/toyomi-obikawa

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 = 3.0

ph-index = 2

Forward Citations = 11(Granted Patents)


Company Filing History:


Years Active: 1997-1999

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3 patents (USPTO):Explore Patents

Title: Toyomi Obikawa: Innovator in Transmission Technology

Introduction

Toyomi Obikawa is a prominent inventor based in Kawasaki, Japan. She has made significant contributions to the field of transmission technology, holding a total of 3 patents. Her work focuses on improving the efficiency and reliability of transmission apparatuses.

Latest Patents

One of her latest patents is for a transmission apparatus and control method therefor. This invention includes a receiving unit that receives information and a clock-supplying unit that provides a clock signal to the receiving unit. It also features an instantaneous dropout detection unit that identifies any instantaneous dropout in the receiving circuit. When such a dropout is detected, a clock supply control unit halts the clock supply for a specified duration, allowing for the holding of receiving parameters and a subsequent restart of the receiving operation.

Another notable patent is for a transmission apparatus equipped with an echo cancellation facility. This apparatus is connected via a hybrid circuit to a line, such as a modulator-demodulator, and is capable of performing stable echo cancellation regardless of the far-end echo level. It comprises a transmission unit that generates a transmission signal to be sent to the line through the hybrid circuit, a reception unit that receives the signal from the line, and a superimposing means that overlays the reception signal onto the transmission signal.

Career Highlights

Toyomi Obikawa is currently employed at Fujitsu Corporation, where she continues to innovate in the field of transmission technology. Her work has been instrumental in advancing the capabilities of communication devices.

Collaborations

Throughout her career, she has collaborated with notable colleagues, including Takashi Kaku and Takeshi Asahina. These collaborations have further enriched her contributions to the field.

Conclusion

Toyomi Obikawa is a trailblazer in transmission technology, with a focus on enhancing the performance of communication systems. Her patents reflect her commitment to innovation and her impact on the 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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