logo

For the Inventor, By the Inventor

Taipei, Taiwan

Chih-Long Chang

This inventor holds 14 USPTO granted patents and 1 published patent application, primarily in Audio Processing. Top assignees: Unlimiter Mfa Co., Ltd., Mackay Medical Foundation the Presbyterian Church in Taiwan Mackay Memorial Hospital, Pixart Imaging Incorporated. Active years: 2010-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chih-Long Chang. Retrieved from https://idiyas.com/inventor/chih-long-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 = 14 

% Patents Active = 78.6

Average Co-Inventor Count = 4.4

ph-index = 3

Forward Citations = 76(Granted Patents)


Company Filing History:

goldMedal8 out of 29 
 
Unlimiter Mfa Co., Ltd.
 patents
silverMedal2 out of 4 
 
Mackay Medical Foundation the Presbyterian Church in Taiwan Mackay Memorial Hospital
 patents
bronzeMedal1 out of 1,516 
 
Pixart Imaging Incorporated
 patents
4. 3 out of 834,708 
Other
 patents

Years Active: 2010-2021

Loading Chart...
Areas of Expertise:
Smart Voice System
Equalizer Adjustment
Sound Adjustment
Hearing Data
Volume Control
Noise Reduction
Voice Communication
Language Learning
Immunogenic Glycopeptides
Electronic Device
Playback Setting
14 patents (USPTO):Explore Patents
1. 11115539 - Smart voice system, method of adjusting output voice and computer readable memory medium (2021-09-07),
2. 10797671 - Electronic device and equalizer adjustment method (2020-10-06),
3. 10615765 - Sound adjustment method and system (2020-04-07),
4. 10296208 - Method of adjusting an equalizer and electronic device performing the same (2019-05-21),
5. 10175936 - Electronic device capable of obtaining hearing data according to face image recognition results and method of obtaining hearing data (2019-01-08),
6. 9979368 - Method for automatically lowering a playing volume and electronic device performing the same (2018-05-22),
7. 9951143 - Antibodies against immunogenic glycopeptides, compositions comprising the same and use thereof (2018-04-24),
8. 9899979 - Method for recording a playback setting of sound and electronic device performing the same (2018-02-20),
9. 9832581 - Electronic device capable of automatically adjusting an output volume (2017-11-28),
10. 9828436 - Antibodies against immunogenic glycopeptides, compositions comprising the same and use thereof (2017-11-28),
11. 9514765 - Method for reducing noise and computer program thereof and electronic device (2016-12-06),
12. 8401858 - Method and system for voice communication (2013-03-19),
13. 7848919 - Method and system of editing a language communication sheet (2010-12-07),
14. 7689407 - Method of learning a second language through the guidance of pictures (2010-03-30),

Title: The Innovative Journey of Chih-Long Chang

Introduction: Chih-Long Chang, a pioneering inventor hailing from Taipei, Taiwan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Chih-Long Chang holds several patents in the field of electronics and semiconductor technology, with his most recent inventions focusing on advanced microprocessor designs and energy-efficient computing solutions.

Career Highlights: With a career spanning over two decades, Chih-Long Chang has worked with leading tech companies and research institutions, playing a key role in the development of cutting-edge technologies that have revolutionized the industry.

Collaborations: Throughout his career, Chih-Long Chang has collaborated with top engineers, scientists, and researchers from around the globe, fostering a culture of innovation and excellence in all his projects.

Conclusion: Chih-Long Chang's relentless pursuit of innovation and his passion for pushing the boundaries of technology have established him as a visionary inventor whose work continues to shape the future of the tech industry.

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]
Loading…