Hitachi, Japan

Kouji Kuwabara

This inventor holds 23 USPTO granted patents, primarily in X-Ray Imaging Technology. Top assignee: Hitachi, Ltd.. Active years: 1981-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kouji Kuwabara. Retrieved from https://idiyas.com/inventor/kouji-kuwabara

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


% Patents Active = 95.7

Average Co-Inventor Count = 5.1

ph-index = 9

Forward Citations = 206(Granted Patents)


Company Filing History:


Years Active: 1981-2007

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Areas of Expertise:
X-Ray Sensor
Computed Tomography
Laser Marking
Solid-State Laser
Gas Laser
Image Projection
Multi-Pulse Laser
Laser Beam Generation
High-Voltage Pulse Generator
Liquid Crystal Mask
Mirror Supporting Frame
Axis-Monitoring Apparatus
23 patents (USPTO):Explore Patents

Title: Kouji Kuwabara: Innovator in X-ray Technology

Introduction

Kouji Kuwabara, an esteemed inventor based in Hitachi, Japan, has made significant contributions to the field of X-ray technology. With a remarkable portfolio of 23 patents, he has dedicated his career to advancing the capabilities of X-ray sensors and imaging systems.

Latest Patents

Among Kuwabara's latest innovations are his patents for an X-ray sensor signal processor and an X-ray computed tomography (CT) system that utilizes this processor. The X-ray sensor signal processing circuit is designed for industrial X-ray CT apparatuses, where it efficiently processes output signals from semiconductor X-ray sensors. This technology is crucial for inspecting various objects using pulsed X-rays. The circuit features components such as resistors and capacitors to ensure that the sensor operates in a stable condition post-irradiation. The accompanying X-ray CT apparatus further optimizes the image reconstruction of inspected objects by effectively removing DC components from the output signals, providing clearer imaging results.

Career Highlights

Kouji Kuwabara is currently affiliated with Hitachi, Ltd., where he continues to push the boundaries of innovation in X-ray technology. His work has led to advancements that significantly enhance the accuracy and efficiency of industrial inspections.

Collaborations

Throughout his career, Kuwabara has collaborated with notable colleagues, including Hiroyuki Sugawara and Toshiharu Shirakura. Their combined expertise has fostered a creative environment that facilitates groundbreaking developments in X-ray sensor technology.

Conclusion

Kouji Kuwabara's contributions to X-ray technology, particularly through his recent patents, highlight his role as a pivotal figure in innovation. His work at Hitachi continues to inspire both colleagues and the wider industry, setting a standard for future advancements in imaging systems.

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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