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For the Inventor, By the Inventor

Berkeley, CA, United States of America

Christopher J Chang

This inventor holds 27 USPTO granted patents and 12 published patent applications, primarily in Chemical Sensing. Top assignees: University of California, Massachusetts Institute of Technology. Active years: 2009-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Christopher J Chang. Retrieved from https://idiyas.com/inventor/christopher-j-chang

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

USPTO Granted Patents = 27 

% Patents Active = 81.5

Average Co-Inventor Count = 2.7

ph-index = 3

Forward Citations = 43(Granted Patents)


Location History:

  • Lafayette, CA (US) (2023)
  • Berkeley, CA (US) (2009 - 2024)
  • Beverly, MA (US) (2024)

Company Filing History:

goldMedal25 out of 16,008 
 
University of California
 patents
silverMedal1 out of 8,578 
 
Massachusetts Institute of Technology
 patents
where one patent can have more than one assignee

Years Active: 2009-2026

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Areas of Expertise:
Fluorescent Probes
Chemical Sensing
Metal Detection
Electrocatalytic Systems
Reactive Oxygen Species
Copper Detection
Bioconjugation
Hydrogen Generation
Artificial Photosynthesis
Molecular Catalysts
Ionophore Delivery
27 patents (USPTO):Explore Patents
1. 12571801 - Tandem activity-based sensing and labeling strategy for reactive oxygen species imaging (2026-03-10),
2. 12241902 - Probes for detection of copper (2025-03-04),
3. 12145964 - Thiophosphorodichloridate reagents for chemoselective histidine bioconjugation (2024-11-19),
4. 12077557 - Puromycin-based probes and methods of use thereof (2024-09-03),
5. 12064748 - Iron detection and remediation with a functionalized porous polymer (2024-08-20),
6. 11974765 - Device and method for treating nosebleeds (2024-05-07),
7. 11697663 - Metal-ligand catalysts for selective promotion of electrochemical CORR (2023-07-11),
8. 11504394 - Targeted ionophore-based metal delivery (2022-11-22),
9. 11353463 - Redox-based reagents for methionine bioconjugation (2022-06-07),
10. 11155530 - Urea-oxaziridines (2021-10-26),
11. 11078582 - Supramolecular porphyrin cages assembled at molecular-materials interfaces for electrocatalytic CO reduction (2021-08-03),
12. 10730892 - Homoallylamines as formaldehyde-responsive triggers (2020-08-04),
13. 10605799 - Systems and methods for detecting metal ion concentrations in subjects (2020-03-31),
14. 10328161 - Luciferin derivatives from bicyclic reactants and aminothiol derivatives and methods of use thereof (2019-06-25),
15. 10245330 - Compositions and methods for imaging (2019-04-02),

Title: Christopher J Chang: A Leader in Copper Detection Innovations

Introduction

Christopher J Chang, based in Berkeley, California, is a renowned inventor with an impressive portfolio of 25 patents. His innovative work focuses on developing advanced biochemical detection methods, particularly for essential metals like copper. His contributions are paving the way for significant advancements in the fields of biochemistry and cellular biology.

Latest Patents

Among his latest patents, Chang has developed probes for the detection of copper, specifically designed for detecting Cu(I) in live cells using Förster resonance energy transfer (FRET) technology. This novel approach provides researchers with vital tools for real-time monitoring of copper levels within cellular environments. Additionally, he has patented thiophosphorodichloridate reagents for chemoselective histidine bioconjugation, which allow for the precise labeling of proteins by utilizing a specialized reagent that selectively conjugates with histidine residues.

Career Highlights

Chang has held significant positions at esteemed institutions such as the University of California and the Massachusetts Institute of Technology (MIT). His work at these universities has not only bolstered his research capabilities but also solidified his impact on the academic community and the advancement of scientific knowledge.

Collaborations

Throughout his career, Chang has collaborated with notable scientists, including Jeffrey R Long and Genevieve C van de Bittner. These partnerships have enriched his research efforts and led to the development of cutting-edge technologies in his fields of expertise.

Conclusion

Christopher J Chang's contributions to the field of copper detection and bioconjugation represent significant strides in scientific innovation. His patents illustrate a commitment to advancing research capabilities in real-time cellular monitoring and biochemistry, ensuring that his work will have lasting impacts on both academia and industry.

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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