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San Jose, CA, United States of America

Walter Chang

This inventor holds 82 USPTO granted patents and 10 published patent applications, primarily in Natural Language Processing (CPC class G06F40-30). Top assignees: Adobe, Inc., International Business Machines Corporation, Oracle International Corporation. Active years: 1994-2026.

USPTO Granted Patents = 82 (Patent Applications = 10)

% Patents Active = 95.1

Average Co-Inventor Count = 2.8

ph-index = 19

Forward Citations = 1,189(Granted Patents)

Forward Citations (Not Self Cited) = 1,090(Dec 10, 2025)

Inventors with similar research interests:

Company Filing History:

80 out of 7,258

1 out of 166,159

International Business Machines Corporation

1 out of 11,838

Oracle International Corporation

Years Active: 1994-2026

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Areas of Expertise:

Natural Language Processing

Intent Detection

Dialog Systems

Semantic Analysis

Multimodal Selection

Color Prediction

Document Annotation

Abstractive Summarization

Interactive Tutorials

Text Segmentation

Conversational Query

Memory Networks

82 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12664463 - Multitask machine-learning model training and training data augmentation (2026-06-23),

2. 12632658 - System and methods for key-phrase extraction (2026-05-19),

3. 12536377 - Extracting definitions from documents utilizing definition-labeling-dependent machine learning background (2026-01-27),

4. 12450441 - Methods and systems for generating a semantic computation graph for understanding and grounding referring expressions (2025-10-21),

5. 12423948 - Systems and methods for predicting long-tail colors in images (2025-09-23),

6. 12399890 - Scene graph modification based on natural language commands (2025-08-26),

7. 12182524 - Intent detection (2024-12-31),

8. 12147771 - Topical vector-quantized variational autoencoders for extractive summarization of video transcripts (2024-11-19),

9. 12124508 - Multimodal intent discovery system (2024-10-22),

10. 11967128 - Decompositional learning for color attribute prediction (2024-04-23),

11. 11941508 - Dialog system with adaptive recurrent hopping and dual context encoding (2024-03-26),

12. 11893345 - Inducing rich interaction structures between words for document-level event argument extraction (2024-02-06),

13. 11822868 - Augmenting text with multimedia assets (2023-11-21),

14. 11755570 - Memory-based neural network for question answering (2023-09-12),

15. 11657802 - Utilizing a dynamic memory network for state tracking (2023-05-23),

Title: Top Inventor in San Jose

Introduction: Shan Liu is recognized as a leading inventor in San Jose, contributing significantly to various technological advancements.

Latest Patents: Shan Liu holds several recent patents that showcase innovative solutions in his field.

Career Highlights: Throughout his career, Liu has achieved numerous milestones that highlight his expertise and impact on technology.

Collaborations: He has collaborated with various organizations and professionals, enhancing the scope of his inventions.

Conclusion: Shan Liu's contributions continue to shape the landscape of innovation in San Jose and beyond.

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