Tokyo, Japan

Koichi Katayama

This inventor holds 4 USPTO granted patents and 1 published patent application. Top assignees: Disco Corporation, Oji Paper Co., Ltd.. Active years: 2003-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koichi Katayama. Retrieved from https://idiyas.com/inventor/koichi-katayama-qwualtse

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

Calculating rank
USPTO Granted Patents = 4 

% Patents Active = 100.0

Average Co-Inventor Count = 3.3

ph-index = 2

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 2003-2025

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4 patents (USPTO):Explore Patents

Title: Koichi Katayama: Innovator in Laser Technology

Introduction

Koichi Katayama is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of laser technology, holding a total of 4 patents. His innovative work has advanced the capabilities of laser applications in various industries.

Latest Patents

Among his latest patents, the "Pulse Duration Measuring Apparatus" stands out. This apparatus includes a polarizing beam splitter that splits a pulsed laser beam into two separate beams, along with mirrors and quarter wavelength plates to manipulate the beams. It also features an optical path length changing unit and a photodetector for measuring the intensity of the combined laser beam. Another notable invention is the "Laser Machining Apparatus," which consists of a pulsed laser oscillator and a beam splitting unit that modulates the laser beam's polarization. This technology enhances the precision and efficiency of laser machining processes.

Career Highlights

Throughout his career, Koichi Katayama has worked with notable companies such as Oji Paper Co., Ltd. and Disco Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking advancements in laser technology.

Collaborations

Koichi has collaborated with esteemed colleagues, including Yoshiharu Nishikori and Keiji Nomaru. These partnerships have fostered a creative environment that has led to innovative solutions in their respective fields.

Conclusion

Koichi Katayama's contributions to laser technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence advancements in laser applications, showcasing the importance of innovation in technology.

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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