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For the Inventor, By the Inventor

Pleasanton, CA, United States of America

Bing Ji

This inventor holds 21 USPTO granted patents and 13 published patent applications, primarily in Plasma Processing. Top assignees: Lam Research Corporation, Mks Instruments, Inc.. Active years: 2011-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Bing Ji. Retrieved from https://idiyas.com/inventor/bing-ji-khrhme2e

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

USPTO Granted Patents = 21 

% Patents Active = 85.7

Average Co-Inventor Count = 5.1

ph-index = 3

Forward Citations = 39(Granted Patents)


Company Filing History:

goldMedal20 out of 3,945 
 
Lam Research Corporation
 patents
silverMedal2 out of 539 
 
Mks Instruments, Inc.
 patents
where one patent can have more than one assignee

Years Active: 2011-2026

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Areas of Expertise:
RF Generator
Plasma Processing
Impedance Matching
Uniformity Control
Power Delivery
Magnetic Field Control
Dielectric Etch
Power Optimization
Plasma Sheath
Signal Filtering
Cycle Control
Etching Performance
21 patents (USPTO):Explore Patents
1. 12695061 - Impedance match with an elongated RF strap (2026-07-28),
2. 12640346 - Systems and methods for reducing reflected power associated with an HF RF generator efficiently (2026-05-26),
3. 12633498 - Duty cycle control to achieve uniformity (2026-05-19),
4. 12525458 - Plasma uniformity control using a pulsed magnetic field (2026-01-13),
5. 12476082 - Radiofrequency signal filter arrangement for plasma processing system (2025-11-18),
6. 12387916 - Magnetic field control system (2025-08-12),
7. 12387909 - Low frequency RF generator and associated electrostatic chuck (2025-08-12),
8. 12362159 - Systems and methods for controlling a plasma sheath characteristic (2025-07-15),
9. 12354840 - Systems and methods for optimizing power delivery to an electrode of a plasma chamber (2025-07-08),
10. 12266505 - Systems and methods for using binning to increase power during a low frequency cycle (2025-04-01),
11. 12165844 - Uniformity control circuit for impedance match (2024-12-10),
12. 12080518 - Impedance match with an elongated RF strap (2024-09-03),
13. 11935726 - High speed synchronization of plasma source/bias power delivery (2024-03-19),
14. 11908660 - Systems and methods for optimizing power delivery to an electrode of a plasma chamber (2024-02-20),
15. 11335539 - Systems and methods for optimizing power delivery to an electrode of a plasma chamber (2022-05-17),

Title: The Innovative Contributions of Bing Ji

Introduction

Bing Ji is a prominent inventor based in Pleasanton, California, known for his significant contributions to the field of substrate processing technology. With a total of 16 patents to his name, he has made remarkable advancements that enhance the efficiency and effectiveness of various systems.

Latest Patents

Among his latest patents is a magnetic field control system designed for a substrate processing apparatus. This innovative system includes a vacuum chamber with a processing zone that utilizes plasma and at least one magnetic field source to generate active magnetic fields. The apparatus is equipped with a magnetic field sensor that detects signals representing these magnetic fields, while a controller adjusts the current through the magnetic field source based on the detected signals. Another notable patent is for a low frequency RF generator and associated electrostatic chuck. This system operates within a frequency range of 10 kHz to 330 kHz and includes an impedance matching circuit that modifies the RF signal for optimal performance in a plasma chamber.

Career Highlights

Bing Ji has worked with leading companies in the industry, including Lam Research Corporation and MKS Instruments, Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in substrate processing technologies.

Collaborations

Throughout his career, Bing Ji has collaborated with talented individuals such as Alexei Marakhtanov and Felix Leib Kozakevich. These collaborations have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Bing Ji's contributions to the field of substrate processing are noteworthy, with his patents reflecting a commitment to innovation and excellence. His work continues to influence the industry and pave the way for future advancements.

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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