Sakai, Japan

Chiharu Hirayama

This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignee: Sharp Kabushiki Kaisha Corporation. Active years: 2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chiharu Hirayama. Retrieved from https://idiyas.com/inventor/chiharu-hirayama

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

USPTO Granted Patents = 3 

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1


Location History:

  • Sakai, JP (2023)
  • Osaka, JP (2023)

Company Filing History:


Years Active: 2023

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3 patents (USPTO):Explore Patents

Title: Innovations by Chiharu Hirayama: Pioneering Advances in Image Processing and Liquid Treatment

Introduction

Chiharu Hirayama, an innovative inventor based in Sakai, Japan, has made significant strides in the fields of image processing and liquid treatment devices. With a total of three patents to her name, Hirayama has contributed cutting-edge technology to enhance the capabilities of imaging and liquid treatment systems, showcasing her expertise and creativity in addressing contemporary challenges in these domains.

Latest Patents

Hirayama's recent patents include an image forming device and an image processing method. One notable innovation is her non-transitory recording medium that stores a program designed to determine image processing methods based on image evaluation. This program features an information loss determiner capable of identifying character collapse in simple binarized images. If character collapse is detected, the system intelligently selects grayscale processing; otherwise, it opts for simple binarization processing. Another significant patent is for a liquid treatment device, which incorporates an electron emitting element, along with first and second power supplies. This device efficiently manages the treatment of water by controlling the voltage applied to produce electrons and effect the treatment of substances within the water.

Career Highlights

Chiharu Hirayama works at Sharp Kabushiki Kaisha Corporation, a leading innovator in electronics and imaging technology. Throughout her career, she has focused on creating solutions that push the boundaries of how images are processed and enhance liquid treatment methods. Her work has played a crucial role in integrating advanced technologies into practical applications.

Collaborations

In her inventive journey, Hirayama has collaborated with notable colleagues, including Daisaku Imaizumi and Teruhiko Matsuoka. Together, they have contributed to several projects that leverage their combined expertise, ultimately leading to groundbreaking inventions and patents that have advanced their company's mission of leading the technology sector.

Conclusion

Chiharu Hirayama stands out as a prominent figure in the field of technology. Her dedication to innovation, particularly in image processing and liquid treatment devices, reflects her commitment to addressing practical challenges with inventive solutions. As she continues to develop new technologies at Sharp Kabushiki Kaisha Corporation, her contributions undoubtedly hold great promise for the future of 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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