Tokyo, Japan

Atsushi Hiraishi

USPTO Granted Patents = 50 

Average Co-Inventor Count = 4.3

ph-index = 12

Forward Citations = 627(Granted Patents)

Forward Citations (Not Self Cited) = 619(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Hitachi, JP (1987 - 1998)
  • Ohme, JP (1993 - 1998)
  • Oume, JP (1995 - 1998)
  • Kodaira, JP (1998 - 2001)
  • Chuo-ku, JP (2011)
  • Tokyo, JP (2008 - 2017)
  • Sagamihara, JP (2016 - 2017)
  • Gunma, JP (2017)
  • Annaka, JP (2018 - 2020)

Company Filing History:


Years Active: 1987-2020

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Areas of Expertise:
Timing Control
Memory Device
Semiconductor Device
Stacked-Type Semiconductor Package
Synchronous Memory Unit
Sense Amplifier Circuit
Static RAM
Microprocessor
Printed Wiring Board
Signal Transmission Circuit
Load Reduced Memory Module
MOS Field Effect Transistor
50 patents (USPTO):Explore Patents

Title: **Atsushi Hiraishi: Innovator in Semiconductor Technology**

Introduction

Atsushi Hiraishi is a prominent inventor based in Tokyo, Japan, known for his significant contributions to semiconductor technology. With a remarkable portfolio of 50 patents, Hiraishi has made a notable impact in the industry, particularly through his innovative approaches to input signal processing.

Latest Patents

Among Hiraishi's latest inventions is a patent focused on timing control for input receivers. This technology revolves around apparatuses designed to receive input signals in semiconductor devices. The innovative apparatus includes a signal receiver, which captures information signals, and a control circuit that generates multiple control signals. Additionally, it features a signal receiver replica circuit that processes a first reference signal through a plurality of receivers. Each receiver takes in the reference signal along with its corresponding control signal to produce an output signal, highlighting Hiraishi's ability to blend complex circuitry with practical applications.

Career Highlights

Hiraishi has worked with notable companies in the semiconductor field, including Hitachi, Ltd. and Elpida Memory, Inc. His experiences in these companies reflect his dedication to advancing technology and enhancing the efficiency of semiconductor devices. His work has been instrumental in pushing boundaries and fostering innovation in a competitive market.

Collaborations

Throughout his career, Hiraishi has had the opportunity to collaborate with talented individuals in the industry. Among his notable coworkers are Yutaka Kobayashi and Toshio Sugano, both of whom have contributed to the development of cutting-edge technologies in semiconductor engineering. Their teamwork has undoubtedly enriched the projects they have undertaken together.

Conclusion

Atsushi Hiraishi stands out as an influential figure in semiconductor innovation. With a solid patent portfolio and a commitment to advancing technology, he continues to inspire future generations of inventors and engineers. As his work in timing control for input receivers demonstrates, his contributions significantly enhance the functionality and efficiency of semiconductor devices, ensuring his place in the annals of technological advancement.

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