Isehara, Japan

Yuji Chiba

This inventor holds 26 USPTO granted patents, primarily in Exposure Apparatus Technology. Top assignee: Canon Kabushiki Kaisha. Active years: 1989-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuji Chiba. Retrieved from https://idiyas.com/inventor/yuji-chiba

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 = 13

Forward Citations = 689(Granted Patents)


Location History:

  • Atsugi, JP (1989 - 1990)
  • Isehara, JP (1990 - 1999)
  • Utsunomiya, JP (1998 - 2001)

Company Filing History:


Years Active: 1989-2001

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Areas of Expertise:
Light-Source Device
Exposure Apparatus
Substrate Holding Device
Semiconductor
Mask Supporting Mechanism
Ink-Jet Recording
Radiation Reduction
Vacuum Chuck
Recording Apparatus
Fine Particle Flow
Conveying Device
Manufacturing Method
26 patents (USPTO):Explore Patents

Title: Innovations by Yuji Chiba: A Trailblazing Inventor from Isehara, JP

Introduction

Yuji Chiba, an esteemed inventor based in Isehara, Japan, has made significant contributions to the field of optical devices. With a remarkable portfolio of 26 patents to his name, Chiba is recognized for his pioneering work at Canon Kabushiki Kaisha, where he continues to advance technologies that impact the semiconductor industry and beyond.

Latest Patents

Among his latest innovations, Chiba has developed a light-source device and an exposure apparatus that enhance efficiency in their respective functionalities. The light-source device allows for effective cooling of the light source without the need for frequent filter exchanges. It features a hermetically sealed space between the outer and inner walls of its housing, minimizing impurities while ensuring optimal light guidance.

Chiba's exposure apparatus, specifically designed for X-ray reduction, introduces a novel image forming system that reduces field curvature and astigmatism. This high-precision apparatus is integral to the manufacturing of reliable semiconductor elements, showcasing Chiba's commitment to innovation and excellence in technology.

Career Highlights

Chiba's career is marked by significant achievements in optical technology, with numerous patents that reflect his relentless pursuit of improving device performance. His role at Canon Kabushiki Kaisha has positioned him at the forefront of technological advancements, enabling him to shape the future of imaging systems.

Collaborations

Yuji Chiba's work is often carried out in collaboration with notable colleagues, including Nobutoshi Mizusawa and Ryuichi Ebinuma. These partnerships have been vital for exchanging ideas and fostering innovation in the development of advanced optical devices.

Conclusion

In summary, Yuji Chiba is a prominent figure in the realm of optical device invention, demonstrating an unwavering dedication to enhancing technology through his extensive patent portfolio. His contributions at Canon Kabushiki Kaisha continue to make a profound impact on the industry, paving the way for future innovations that will undoubtedly benefit various sectors, particularly in semiconductor manufacturing.

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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