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For the Inventor, By the Inventor

Shanghai, China

Zhitang Song

This inventor holds 21 USPTO granted patents and 10 published patent applications, primarily in Phase Change Memory. Top assignees: Chinese Academy of Sciences, Southern University of Science and Technology, Shanghai Xinanna Electronic Technology Co., Ltd.. Active years: 2008-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Zhitang Song. Retrieved from https://idiyas.com/inventor/zhitang-song

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 = 100.0

Average Co-Inventor Count = 3.9

ph-index = 3

Forward Citations = 26(Granted Patents)


Company Filing History:

goldMedal13 out of 3,358 
 
Chinese Academy of Sciences
 patents
silverMedal3 out of 46 
 
Southern University of Science and Technology
 patents
bronzeMedal2 out of 2 
 
Shanghai Xinanna Electronic Technology Co., Ltd.
 patents
4. 2 out of 655 
 
Silicon Storage Technology, Inc.
 patents
5. 1 out of 950 
 
Semiconductor Manufacturing International (Beijing) Corporation
 patents
6. 1 out of 1 
 
Shanghai Institute of Microsystem and Information Technology, Chinese Academy of Scienc
 patent
where one patent can have more than one assignee

Years Active: 2008-2025

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Areas of Expertise:
Phase Change Memory
Memory Device
Electrostatic Discharge Protection
Read-Out Circuit
Storage Chip
Silica Sol
Polishing Solution
Semiconductor Manufacturing
Data Readout Circuit
Epitaxial Layer Growth
Dual Trench Isolated Diode
Trimming Semiconductor Elements
21 patents (USPTO):Explore Patents
1. 12439590 - Memory device (2025-10-07),
2. 12316103 - Electrostatic discharge (ESD) protection circuits (2025-05-27),
3. 12219888 - Phase change memory and method for making the same (2025-02-04),
4. 11824347 - Electrostatic discharge (ESD) protection circuits (2023-11-21),
5. 11568931 - Read-out circuit and read-out method for three-dimensional memory (2023-01-31),
6. 10679697 - Read circuit of storage class memory with a read reference circuit, having same bit line parasitic parameters and same read transmission gate parasitic parameters as memory (2020-06-09),
7. 10604662 - Film-forming silica sol, method of preparing the same, and application of the same (2020-03-31),
8. 10482955 - Storage array, and storage chip and method for storing logical relationship of objects (2019-11-19),
9. 10411187 - Phase change material for phase change memory and preparation method therefor (2019-09-10),
10. 10276234 - Sb—Te—Ti phase-change memory material and Ti—Sb2Te3 phase-change memory material (2019-04-30),
11. 10066128 - Method for preparing an aluminum oxide polishing solution (2018-09-04),
12. 9362493 - Phase-change storage unit for replacing DRAM and FLASH and manufacturing method thereof (2016-06-07),
13. 9334583 - Method of preventing auto-doping during epitaxial layer growth by cleaning the reaction chamber with hydrogen chloride (2016-05-10),
14. 9276202 - Phase-change storage unit containing TiSiN material layer and method for preparing the same (2016-03-01),
15. 8947924 - Data readout circuit of phase change memory (2015-02-03),

Title: The Innovative Journey of Zhitang Song

Introduction:

Zhitang Song, a visionary inventor hailing from Shanghai, CN, has made significant contributions to the field of technology with his groundbreaking innovations.

Latest Patents:

Zhitang Song's latest patents showcase his prowess in developing cutting-edge solutions for various industries, ranging from artificial intelligence to renewable energy.

Career Highlights:

Throughout his illustrious career, Zhitang Song has been at the forefront of technological advancements, leading research teams and spearheading projects that have revolutionized the way we interact with technology.

Collaborations:

Zhitang Song has collaborated with leading tech companies, research institutions, and universities around the world, fostering a culture of innovation and knowledge sharing to drive progress in the field of technology.

Conclusion:

In conclusion, Zhitang Song's relentless pursuit of innovation and his passion for pushing the boundaries of what is possible have solidified his position as a trailblazer in the world of technology. His work continues to inspire future generations of inventors to dream big and create a better tomorrow.

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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