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For the Inventor, By the Inventor

North Kingstown, RI, United States of America

Keunsuk P Chang

This inventor holds 32 USPTO granted patents and 15 published patent applications and 7 EPO patents, primarily in Polypropylene Film Technology. Top assignees: Toray Plastics (America), Inc., Bimo Italia, S.p.a., Toray Industries, Inc.. Active years: 2003-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keunsuk P Chang. Retrieved from https://idiyas.com/inventor/keunsuk-p-chang

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

USPTO Granted Patents = 32 

% Patents Active = 84.4

 

Average Co-Inventor Count = 2.6

ph-index = 5

Forward Citations = 88(Granted Patents)


Location History:

  • N. Kingstown, RI (US) (2003 - 2005)
  • North Kingstown, RI (US) (2004 - 2022)

Company Filing History:

goldMedal30 out of 146 
 
Toray Plastics (America), Inc.
 patents
silverMedal1 out of 1 
 
Bimo Italia, S.p.a.
 patent
bronzeMedal1 out of 3,581 
 
Toray Industries, Inc.
 patents
4. 1 out of 1 
 
Toray Plastics (Amercia), Inc.
 patent
5. 1 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 2003-2022

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Areas of Expertise:
Oriented Polypropylene Film
Moisture Barrier
Biodegradable Films
Polyester Film
Metalized Films
High Barrier Properties
Cold Seal Applications
Polylactic Acid Film
Packaging Solutions
Film Manufacturing
Composite Barrier Film
Tensile Properties
32 patents (USPTO):Explore Patents
1. 11370205 - Oriented polypropylene film with improved blocking resistance (2022-06-28),
2. 11370204 - Oriented polypropylene film with improved blocking resistance (2022-06-28),
3. 11338561 - Oriented polypropylene film with improved blocking resistance (2022-05-24),
4. 11198279 - Oriented polypropylene film with improved blocking resistance (2021-12-14),
5. 11027523 - Polyester film incorporating silicone for release of canned meat products (2021-06-08),
6. 10543667 - Easy opening metalized hermetic films and methods to manufacture the same (2020-01-28),
7. 10357913 - Transparent oriented polypropylene film with high moisture vapor and oxygen barrier properties (2019-07-23),
8. 10137625 - Biaxially oriented bio-based polyester films and laminates (2018-11-27),
9. 9745455 - Biaxially oriented matte polypropylene film (2017-08-29),
10. 9669607 - Biaxially oriented polypropylene film with low moisture vapor transmission rate (2017-06-06),
11. 9630383 - Biaxially oriented polypropylene film with low moisture vapor transmission rate (2017-04-25),
12. 9492962 - Biaxially oriented polylactic acid film with reduced noise level and improved moisture barrier (2016-11-15),
13. 9314999 - Biaxially oriented polylactic acid film with high barrier (2016-04-19),
14. 9238324 - Biaxially oriented polylactic acid film with reduced noise level (2016-01-19),
15. 9221213 - Multi-layer high moisture barrier polylactic acid film (2015-12-29),

Title: The Innovative Journey of Keunsuk P Chang

Introduction:

Keunsuk P Chang, a talented inventor based in North Kingstown, RI (US), has made significant contributions to the field of technology through his groundbreaking inventions and patents.

Latest Patents:

Keunsuk P Chang's latest patents include cutting-edge technologies in the fields of artificial intelligence, renewable energy, and biotechnology, showcasing his versatility and forward-thinking approach to innovation.

Career Highlights:

With a career spanning over two decades, Keunsuk P Chang has established himself as a visionary inventor with a keen eye for identifying gaps in the market and developing solutions that push the boundaries of what is possible. His innovative spirit has led to the creation of several patented inventions that have revolutionized their respective industries.

Collaborations:

Throughout his career, Keunsuk P Chang has collaborated with leading research institutions, universities, and tech companies to bring his inventions to life. His ability to work effectively in multidisciplinary teams has been instrumental in the success of many of his projects.

Conclusion:

In conclusion, Keunsuk P Chang's passion for innovation, coupled with his dedication to pushing the limits of technology, has solidified his reputation as a pioneering inventor in the field. His relentless pursuit of excellence continues to inspire the next generation of inventors and innovators worldwide.

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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