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For the Inventor, By the Inventor

Taipei, Taiwan

Yen-Chao Chung

This inventor holds 10 USPTO granted patents. Top assignees: Pacific Handy Cutter, Inc., Lutz File & Tool Company, Other. Active years: 1999-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yen-Chao Chung. Retrieved from https://idiyas.com/inventor/yen-chao-chung

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

USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 1.8

ph-index = 8

Forward Citations = 169(Granted Patents)


Company Filing History:

goldMedal6 out of 104 
 
Pacific Handy Cutter, Inc.
 patents
silverMedal1 out of 3 
 
Lutz File & Tool Company
 patents
bronzeMedal2 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1999-2018

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10 patents (USPTO):Explore Patents
1. 9956695 - Spring back safety and film cutter (2018-05-01),
2. 9539733 - Pocket safety cutter (2017-01-10),
3. 8819942 - Spring back safety and film cutter (2014-09-02),
4. 8443522 - Pocket safety cutter (2013-05-21),
5. 8069571 - Spring back safety and film cutter (2011-12-06),
6. 8006389 - Pocket safety cutter (2011-08-30),
7. D509419 - Carpenter knife (2005-09-13),
8. 5987751 - Utility knife with a safety lock (1999-11-23),
9. 5864952 - Knife for woodworking (1999-02-02),
10. 5862596 - Hand held cutter (1999-01-26),

Title: Yen-Chao Chung: Innovator in Safety Cutting Technology

Introduction

Yen-Chao Chung is a prominent inventor based in Taipei, Taiwan. He has made significant contributions to the field of safety cutting technology, holding a total of 10 patents. His innovative designs focus on enhancing user safety and efficiency in cutting tools.

Latest Patents

Among his latest patents are the "Spring Back Safety and Film Cutter" and the "Pocket Safety Cutter." The Spring Back Safety and Film Cutter features a hand-held housing, a slider that supports a front blade, and a blade guard that can be extended and retracted. This design allows for safe and efficient cutting, as the slider and blade guard move in tandem. The Pocket Safety Cutter is designed with ergonomic blade housing and handle portions that can be safely folded into compact configurations, making it convenient for users.

Career Highlights

Yen-Chao Chung has worked with Pacific Handy Cutter, Inc., where he has been instrumental in developing innovative cutting solutions. His work has significantly impacted the safety and usability of cutting tools in various industries.

Collaborations

Throughout his career, Yen-Chao has collaborated with notable individuals such as Glen Kanemoto and Dale E Jennings. These collaborations have contributed to the advancement of safety cutting technologies.

Conclusion

Yen-Chao Chung's contributions to safety cutting technology through his patents and collaborations highlight his role as an influential inventor in the industry. His innovative designs continue to enhance user safety and efficiency in cutting applications.

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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