Chigasaki, Japan

Katsuji Nakajima

This inventor holds 1 USPTO granted patent. Top assignee: Nihon Shinku Gijutsu Kabushiki Kaisha. Active years: 1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuji Nakajima. Retrieved from https://idiyas.com/inventor/katsuji-nakajima

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 = 7.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 1999

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1 patent (USPTO):Explore Patents

Title: Katsuji Nakajima: Innovator in Ion Pump Technology

Introduction

Katsuji Nakajima is a prominent inventor based in Chigasaki, Japan. He is known for his significant contributions to the field of ion pump technology. His innovative approach has led to advancements that enhance the efficiency and effectiveness of vacuum systems.

Latest Patents

Katsuji Nakajima holds a patent for an anode-cathode structure for an ion pump. This invention involves a sputter ion pump where the ratio of the length L to the diameter D of each anode cell is specifically defined. This design increases the critical vacuum level and achieves a higher exhaust speed, making it a notable advancement in the field.

Career Highlights

Katsuji Nakajima is associated with Nihon Shinku Gijutsu Kabushiki Kaisha, a company that specializes in vacuum technology. His work has been instrumental in developing solutions that address the challenges faced in creating high-performance vacuum systems.

Collaborations

Throughout his career, Katsuji Nakajima has collaborated with notable colleagues, including Guo Hua Shen and Nozomu Takagi. These collaborations have contributed to the advancement of technology in their field.

Conclusion

Katsuji Nakajima's innovative work in ion pump technology exemplifies the impact of dedicated inventors in advancing scientific and engineering solutions. His contributions continue to influence the industry and pave the way for future innovations.

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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