Eng-Pi Chang

This inventor holds 17 USPTO granted patents, primarily in Microneedle Technology. Top assignees: Avery Dennison Corporation, Dow Corning Corporation. Active years: 1996-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eng-Pi Chang. Retrieved from https://idiyas.com/inventor/eng-pi-chang

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

Calculating rank

USPTO Granted Patents = 17

% Patents Active = 94.1

Average Co-Inventor Count = 4.4

ph-index = 11

Forward Citations = 289(Granted Patents)

Location History:

Arcardia, CA (US) (1996)
Arcadia, CA (US) (1996 - 2013)

Company Filing History:

16 out of 1,458

Avery Dennison Corporation

patents

1 out of 2,921

Dow Corning Corporation

patents

Years Active: 1996-2013

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Areas of Expertise:

Microneedles

Microreplication

Biaxially Oriented Films

Protective Coatings

Multilayer Films

Pressure-Sensitive Adhesives

Polypropylene Compositions

Fluorescent Compositions

Excimer Fluorescence

Labelstocks

Release Films

Adhesive Taping

17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8551391 - Method of making microneedles (2013-10-08),

2. 7514045 - Covered microchamber structures (2009-04-07),

3. 7416692 - Process and apparatus for microreplication (2008-08-26),

4. 6835462 - Conformable and die-cuttable biaxially oriented films and labelstocks (2004-12-28),

5. 6706355 - Protective coating for color filters (2004-03-16),

6. 6663947 - Multilayer films and labels (2003-12-16),

7. 6461706 - Multilayer films and labels (2002-10-08),

8. 6416858 - Multilayer pressure-sensitive adhesive construction (2002-07-09),

9. 6376058 - Polypropylene based compositions and films and labels formed therefrom (2002-04-23),

10. 6372074 - Method of forming a protective coating for color filters (2002-04-16),

11. 6296727 - Method for ultrasonically sealing a plastic film composed of polypropylene (2001-10-02),

12. 5961766 - Method for selecting a substrate intended for use in a cutting operation (1999-10-05),

13. 5827609 - Multilayer Pressure-sensitive adhesive construction (1998-10-27),

14. 5700571 - Release films formed by coextrusion (1997-12-23),

15. 5690628 - Refastenable adhesive taping system (1997-11-25),

Title: Eng-Pi Chang: Pioneering Inventor from Arcadia

Introduction: Eng-Pi Chang is a trailblazing inventor hailing from Arcadia, California. Her innovative spirit and dedication to pushing boundaries have led to remarkable contributions in the field of technology.

Latest Patents: Eng-Pi Chang holds several patents in various technological domains, showcasing her versatility and creativity in inventing cutting-edge solutions for complex problems.

Career Highlights: Throughout her illustrious career, Eng-Pi Chang has been recognized for her groundbreaking inventions that have significantly impacted the tech industry. Her commitment to innovation has earned her a reputation as a visionary inventor.

Collaborations: Eng-Pi Chang has collaborated with leading tech companies and research institutions to further her inventions and bring them to market. Her ability to work effectively in multidisciplinary teams has been instrumental in the success of her projects.

Conclusion: Eng-Pi Chang's journey as an inventor from Arcadia serves as an inspiration to aspiring innovators worldwide. Her passion for pushing the boundaries of technology and creating solutions that make a difference highlights her as a true pioneer in the field.

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]