Ome, Japan

Teruhisa Shimizu

This inventor holds 3 USPTO granted patents. Top assignee: Hitachi, Ltd.. Active years: 1990-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Teruhisa Shimizu. Retrieved from https://idiyas.com/inventor/teruhisa-shimizu-34pg49tp

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 = 2.4

ph-index = 3

Forward Citations = 29(Granted Patents)


Location History:

  • Ohme, JP (1990)
  • Oume, JP (1997)
  • Ome, JP (2008)

Company Filing History:


Years Active: 1990-2008

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3 patents (USPTO):Explore Patents

Title: Teruhisa Shimizu: Innovator in Semiconductor Technology

Introduction

Teruhisa Shimizu is a prominent inventor based in Ome, Japan. He has made significant contributions to the field of semiconductor technology, holding a total of 3 patents. His work focuses on enhancing the reliability and efficiency of integrated circuits.

Latest Patents

One of Shimizu's latest patents is for a semiconductor integrated circuit that includes noise detect circuits. These circuits are designed to detect noise on power supply nets, preventing malfunctions in processing within circuit blocks. The interruption handling circuit plays a crucial role by sending interruption signals to the relevant circuit blocks when noise is detected. This innovative approach ensures that noise is monitored at every stage of instruction execution, allowing for reliable output only when no noise is detected.

Another notable patent involves clock distributing logic and a clock skew control design method. This invention addresses the issue of clock skew that occurs during the distribution of clock signals in circuits. The design includes multiple stages of clock amplifying gates, which are strategically connected to minimize delays and ensure that the clock signal distribution aligns with the desired cycle.

Career Highlights

Teruhisa Shimizu is currently employed at Hitachi, Ltd., where he continues to develop cutting-edge technologies in semiconductor design. His expertise in noise detection and clock distribution has positioned him as a key player in the industry.

Collaborations

Shimizu has collaborated with notable colleagues, including Takeshi Kato and Fumio Yuuki. Their combined efforts have contributed to advancements in semiconductor technology and innovation.

Conclusion

Teruhisa Shimizu's work in semiconductor technology exemplifies the importance of innovation in enhancing circuit reliability and performance. His patents reflect a commitment to solving complex challenges in the field, making him a significant figure in 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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