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For the Inventor, By the Inventor

Santa Clara, CA, United States of America

Haichao Wei

This inventor holds 15 USPTO granted patents and 7 published patent applications, primarily in Digital Content Generation. Top assignees: Sap Se, Microsoft Technology Licensing, LLC, Sap Se Walldorf. Active years: 2019-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Haichao Wei. Retrieved from https://idiyas.com/inventor/haichao-wei

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

Calculating rank
USPTO Granted Patents = 15 

% Patents Active = 86.7

Average Co-Inventor Count = 3.2

ph-index = 2

Forward Citations = 13(Granted Patents)


Location History:

  • Santa Clara, CA (US) (2019 - 2022)
  • Redmond, WA (US) (2024)

Company Filing History:

goldMedal8 out of 6,354 
 
Sap Se
 patents
silverMedal6 out of 56,360 
 
Microsoft Technology Licensing, LLC
 patents
bronzeMedal1 out of 1 
 
Sap Se Walldorf
 patent

Years Active: 2019-2026

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Areas of Expertise:
Wavelet Transformer
Feature Extraction
Conversational Agent
Factorization Machine
Sentiment Prediction
Query Intent Recommendation
IoT Query Formation
Dialog System
Graph Engine
Dynamic Result Alteration
Neural Tagger
Deep Learning
15 patents (USPTO):Explore Patents
1. 12770059 - Scalable wavelet transformer-based feature extraction (2026-10-20),
2. 12694048 - Digital content generation with in-prompt hallucination management for conversational agent (2026-07-28),
3. 12505137 - Digital content generation with in-prompt hallucination management for conversational agent (2025-12-23),
4. 12361330 - Factorization machine with L-2 norm reduction for machine learned models (2025-07-15),
5. 11966700 - Neural tagger with deep multi-level model (2024-04-23),
6. 11514249 - Domain-adapted sentiment prediction for long or unbalanced text threads (2022-11-29),
7. 11314792 - Digital assistant query intent recommendation generation (2022-04-26),
8. 11170058 - Internet of things structured query language query formation (2021-11-09),
9. 10866975 - Dialog system for transitioning between state diagrams (2020-12-15),
10. 10810238 - Decoupled architecture for query response generation (2020-10-20),
11. 10726072 - Internet of things search and discovery graph engine construction (2020-07-28),
12. 10713310 - Internet of things search and discovery using graph engine (2020-07-14),
13. 10642908 - Internet of things search and discovery dynamic alteration of results (2020-05-05),
14. 10540410 - Internet of things structured query language query formation (2020-01-21),
15. 10503744 - Dialog system for transitioning between state diagrams (2019-12-10),

Title: Haichao Wei: Innovator in Machine Learning Technologies

Introduction

Haichao Wei, an accomplished inventor based in Santa Clara, California, has made significant contributions to the field of machine learning. With an impressive portfolio of 11 patents, Wei's work focuses on advanced technologies that enhance text analysis and sentiment prediction within complex data structures.

Latest Patents

Among his latest innovations, Wei has developed a "Neural Tagger with Deep Multi-Level Model." This technology enables machines to read and understand text sequences by extracting various levels of data associated with each word. By utilizing a combination of machine learning models, Wei's invention produces a tagged version of the text which then facilitates enhanced search capabilities based on the extracted information. Another notable patent is his work on "Domain-Adapted Sentiment Prediction for Long or Unbalanced Text Threads." This innovation leverages machine learning to generate classification data at both thread and case levels, setting a new standard for sentiment analysis in lengthy and uneven text dialogues.

Career Highlights

Throughout his professional journey, Wei has collaborated with prestigious organizations, including SAP SE and Microsoft Technology Licensing, LLC. His experience in these renowned companies has significantly shaped his ability to push the boundaries of technology and innovation.

Collaborations

Wei has had the opportunity to work alongside talented professionals, such as Priyanka Khaitan and Kevin Hsu. Their collaborative efforts have likely enriched the development of innovative solutions within the field of machine learning, driving forward the advances that Wei is known for today.

Conclusion

Haichao Wei stands out as a prominent figure in the realm of machine learning and artificial intelligence. With a robust portfolio of patents and a distinguished career marked by collaboration with leading companies and experts, his contributions continue to pave the way for future innovations in data analysis and sentiment prediction technologies.

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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