Santa Clara, CA, United States of America

Qi De Qian

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignee: Intel Corporation. Active years: 1994-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Qi De Qian. Retrieved from https://idiyas.com/inventor/qi-de-qian-wqv82avi

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

Calculating rank
USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 2

Forward Citations = 51(Granted Patents)


Company Filing History:


Years Active: 1994-1995

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2 patents (USPTO):Explore Patents

Title: Innovations of Qi De Qian in Semiconductor Technology

Introduction

Qi De Qian is a notable inventor based in Santa Clara, CA, who has made significant contributions to the field of semiconductor technology. He holds 2 patents that showcase his innovative approach to reticle design, which is crucial for photolithography processes in semiconductor manufacturing.

Latest Patents

One of Qi De Qian's latest patents is titled "Reticle with Structurally Identical Inverted Phase-Shifted Features." This invention involves a phase-shifted reticle that features patterns with inverted phases for both the features and phase-shifting elements. The design ensures that all patterns are structurally identical concerning the direction of phase shift, which helps maintain an acceptable depth of field during substrate exposure. The reticle is particularly effective in forming arrays of closely spaced contact or via openings, allowing for the creation of features below conventional resolution limits.

Career Highlights

Qi De Qian is currently employed at Intel Corporation, a leading company in semiconductor manufacturing. His work focuses on enhancing the capabilities of photolithography through innovative reticle designs. His contributions have been instrumental in advancing the precision and efficiency of semiconductor fabrication processes.

Collaborations

Qi has collaborated with notable colleagues such as Giang T Dao and Nelson N Tam, who share his commitment to innovation in semiconductor technology.

Conclusion

Qi De Qian's work exemplifies the spirit of innovation in the semiconductor industry. His patents reflect a deep understanding of photolithography and its challenges, paving the way for future advancements in the field.

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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