Jian-Shiou Liaw

This inventor holds 10 USPTO granted patents and 1 published patent application. Top assignees: K.k.u. Limited, Tagatec Industrial., Ltd., Other. Active years: 2002-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jian-Shiou Liaw. Retrieved from https://idiyas.com/inventor/jian-shiou-liaw

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

Calculating rank

USPTO Granted Patents = 10 (Patent Applications = 1)

% Patents Active = 90.0

Average Co-Inventor Count = 1.0

ph-index = 2

Forward Citations = 16(Granted Patents)

Company Filing History:

Tagatec Industrial., Ltd.

patent

5 out of 834,601

Other

patents

where one patent can have more than one assignee

Years Active: 2002-2025

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10 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12409535 - Pneumatic hammer (2025-09-09),

2. 12280476 - Pneumatic extraction device (2025-04-21),

3. 11383358 - Wrench (2022-07-12),

4. 11358251 - Grinding device for inner holes (2022-06-14),

5. 11273546 - Valve seat of a pneumatic hammer (2022-03-15),

6. 10792798 - Pneumatic hammer (2020-10-06),

7. 9616548 - Positioning structure for cutting machines or grinder machines (2017-04-11),

8. 8646185 - Hand tool having a reciprocally driving mechanism (2014-02-11),

9. 7036230 - Cutting tool adopted for two handed operation (2006-05-02),

10. 6401345 - Tool head for a dual punch tool (2002-06-11),

Title: The Innovator Jian-Shiou Liaw: A Profile of Creativity and Invention

Introduction

Jian-Shiou Liaw, a distinguished inventor based in Taichung, Taiwan, has made significant contributions to the field of engineering through his innovative designs and patents. With a total of nine patents to his name, Liaw is recognized for his inventive approach to solving complex problems.

Latest Patents

Among his latest inventions is the Pneumatic Extraction Device, which incorporates a holding group, an air intake group, and a vibration group. The design features a unique handle and outer shell configuration, connected by at least one connecting arm. This innovative device allows for enhanced extraction processes, showing potential across various applications. Another noteworthy invention is his Wrench, which includes a rod member and a rotatably connected driving member featuring an insertion hole. This inventive design allows a connector to be easily replaced, improving efficiency for users.

Career Highlights

Throughout his career, Jian-Shiou Liaw has demonstrated exceptional skills in engineering and innovation. His commitment to excellence and creativity has led to the development of various patents that reflect his understanding of practical needs and market potential.

Collaborations

Liaw has collaborated with K.K.U. Limited, where he applied his engineering expertise to create innovative solutions. His experience with the company emphasizes the importance of teamwork in the development of groundbreaking inventions.

Conclusion

Jian-Shiou Liaw's contributions to the field of engineering and invention are commendable, with a portfolio that showcases his innovative spirit. As he continues to develop new ideas and technologies, there is no doubt that he will remain a significant figure in the world of inventions and patents.

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]

1 patent pending: