Tokyo, Japan

Haruhiko Ichino

This inventor holds 6 USPTO granted patents, plus 1 CIPO patent. Top assignees: Nippon Telegraph and Telephone Corporation, Hamamatsu-Photonics K.k., Nippon Telegraph and Telephone Corporaiton. Active years: 1991-2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Haruhiko Ichino. Retrieved from https://idiyas.com/inventor/haruhiko-ichino

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


% Patents Active = 66.7


Average Co-Inventor Count = 2.9

ph-index = 4

Forward Citations = 75(Granted Patents)


Location History:

  • Tokyo, JP (1991 - 2000)
  • Shinjuku-ku, JP (2000)
  • Yokosuka, JP (2006 - 2009)

Company Filing History:


Years Active: 1991-2009

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6 patents (USPTO):Explore Patents

Title: Haruhiko Ichino: Innovator in Synchronous Frame Communication

Introduction

Haruhiko Ichino is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of communication technology, holding a total of 6 patents. His work focuses on methods and apparatuses that enhance synchronous frame communication.

Latest Patents

Ichino's latest patents include a "Method and apparatus for synchronous frame communication." This invention involves a frame signal that communicates data and control information within a specific time interval. It also introduces a control information processing method based on SDH-frame-overhead-process, which efficiently processes control information indicative of various overheads. Another notable patent is the "Clock/data recovery circuit," which is designed for receiving apparatuses. This circuit includes a voltage control oscillator, delay circuit, demultiplexer, and multiplexer, all working together to recover clock signals and output parallel data signals.

Career Highlights

Throughout his career, Ichino has worked with notable companies such as Nippon Telegraph and Telephone Corporation and Hamamatsu Photonics K.K. His experience in these organizations has allowed him to develop and refine his innovative ideas in communication technology.

Collaborations

Ichino has collaborated with esteemed colleagues, including Masaki Hirose and Yoshihisa Warashina. These partnerships have contributed to the advancement of his research and inventions.

Conclusion

Haruhiko Ichino's contributions to synchronous frame communication and clock/data recovery circuits highlight his innovative spirit and technical expertise. His work continues to influence the field of communication technology significantly.

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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