Yamanashi, Japan

Cheng Fang

This inventor holds 1 USPTO granted patent. Top assignee: Tokyo Electron Limited. Active years: 2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Cheng Fang. Retrieved from https://idiyas.com/inventor/cheng-fang-u38xk718

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

Calculating rank

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2009

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1 patent (USPTO):Explore Patents

Title: Innovator Cheng Fang: Pioneering Tungsten Film Technology

Introduction: Cheng Fang, a talented inventor based in Yamanashi, Japan, has made significant strides in the field of material science. With a focus on advancing semiconductor manufacturing processes, he has developed innovative methods that enhance the efficiency and effectiveness of film formation techniques.

Latest Patents: Cheng Fang holds a patent for a "Method of forming tungsten film." This invention outlines a process for creating a tungsten film on the surface of an object within a vacuum-capable vessel. The technique involves alternately supplying a reduction gas and a tungsten-containing gas, with an inert gas purge process in between. Notably, the reduction gas supplying period is strategically prolonged compared to other gas supplying processes, ensuring optimal results in film formation.

Career Highlights: Currently employed by Tokyo Electron Limited, Cheng Fang leverages his expertise to contribute to groundbreaking technologies in the semiconductor industry. His innovative approach to forming tungsten films is instrumental in improving production methodologies and enhancing the performance of electronic components.

Collaborations: In his professional journey, Cheng has collaborated with esteemed colleagues such as Kazuya Okubo and Mitsuhiro Tachibana. Working alongside these skilled professionals, Cheng has fostered an environment of innovation and creativity, leading to advancements in technology and the patenting of novel solutions.

Conclusion: Cheng Fang's contributions to the field of tungsten film formation reflect his dedication to innovation and excellence in semiconductor manufacturing. Through his patent and collaborative efforts, he continues to shape the future of technology, positioning himself as a key player in advancing material science.

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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