Chih-Chiang Chao

This inventor holds 13 USPTO granted patents. Top assignees: Industrial Technology Research Institute, Asia Vital Components Co., Ltd.. Active years: 2010-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chih-Chiang Chao. Retrieved from https://idiyas.com/inventor/chih-chiang-chao

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

USPTO Granted Patents = 13

% Patents Active = 76.9

Average Co-Inventor Count = 3.2

ph-index = 3

Forward Citations = 27(Granted Patents)

Location History:

Taipei, TW (2010 - 2013)
New Taipei, TW (2013 - 2016)

Company Filing History:

11 out of 9,307

Industrial Technology Research Institute

patents

2 out of 535

Asia Vital Components Co., Ltd.

patents

Years Active: 2010-2016

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9497547 - Speaker structure (2016-11-15),

2. 9291169 - Fan motor control device (2016-03-22),

3. 9046631 - Light guiding plate and light guiding device including the same (2015-06-02),

4. 8596854 - Light-guide module (2013-12-03),

5. 8460585 - Method of forming an optical diffusion module (2013-06-11),

6. 8210714 - Illuminant module with optical film of multiple curvatures (2012-07-03),

7. 8198128 - Nano-array and fabrication method thereof (2012-06-12),

8. 7940461 - Optical diffusion module (2011-05-10),

9. 7911700 - Light guiding film (2011-03-22),

10. 7789548 - Optical diffusion module having convex and concave portions arranged in a two dimensional array (2010-09-07),

11. 7711223 - Composite light guiding film module (2010-05-04),

12. 7656584 - Composite lens structure (2010-02-02),

13. 7649198 - Nano-array and fabrication method thereof (2010-01-19),

Title: The Innovative Contributions of Chih-Chiang Chao

Introduction

Chih-Chiang Chao is a prominent inventor based in Taipei, Taiwan. He has made significant contributions to the field of technology, particularly in speaker structures and fan motor control devices. With a total of 13 patents to his name, Chao's work reflects a commitment to innovation and efficiency.

Latest Patents

One of Chao's latest patents is a speaker structure that includes a main body, a circuit board, and a magnetic component. The design features a receiving section and a recess on the outer circumference of the main body. A hole in the center of the main body communicates with the receiving section, allowing for a compact design. The circuit board is inlaid in the recess, and the magnetic component is housed within the hole. This arrangement significantly reduces the volume of the speaker structure while lowering manufacturing costs.

Another notable patent is a fan motor control device that incorporates a zero-crossing detection unit, a phase control unit, and an operation processing unit. This device generates a synchronization reference signal to control the fan motor's output power and rotational speed. As a result, the fan can achieve increased rotational speed, enhancing heat dissipation and ventilation effects.

Career Highlights

Chih-Chiang Chao has worked with esteemed organizations such as the Industrial Technology Research Institute and Asia Vital Components Co., Ltd. His experience in these companies has allowed him to develop and refine his innovative ideas, contributing to advancements in technology.

Collaborations

Chao has collaborated with talented individuals, including Po-Ling Shiao and Mei-Chun Lai. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Chih-Chiang Chao's contributions to the fields of speaker technology and fan motor control exemplify his innovative spirit and dedication to improving efficiency. His patents not only showcase his technical expertise but also highlight the importance of collaboration in driving technological advancements.

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]