% Expired Patents = 12.5

Forward Citations = 11

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7 inventors (with patents filed for the assignee):

Teng-Hui Lee (8 out of 8 patents)

Chen-Pin Lo (3 out of 4 patents)

Kuo-Yung Yu (3 out of 3 patents)

4. Keng-Yi Wu (2 out of 2 patents)

5. Chan-Chih Liu (2 out of 2 patents)

6. Chin-Hung Liu (1 out of 1 patent)

7. Wei-Chih Chen (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 9716398 - Auto correction driving device and wireless charger driving system using the same (2017-07-25),

2. 9124199 - Auto calibration driver IC and its application motor driver system (2015-09-01),

3. 8847537 - Motor driving device for adjusting motor speed and setting the lowest rotating speed and the driving method thereof (2014-09-30),

4. 8796975 - Soft-start and soft-lock start on motor driving apparatus (2014-08-05),

5. 8482231 - Motor driving apparatus having adjustable slope of motor speed (2013-07-09),

6. 8432111 - Pulse amplitude modulation method for the DC brushless motor (2013-04-30),

7. 8354807 - Anti-noise method for sensorless-brushless direct current motor system (2013-01-15),

8. 8350504 - Brushless DC motor driving system (2013-01-08),

Company Overview

Amtek Semiconductor Co., Ltd. is a leading semiconductor manufacturer specializing in the design, development, and production of advanced integrated circuits. With a strong focus on innovation and quality, Amtek offers a wide range of semiconductor solutions for various industries such as automotive, consumer electronics, and industrial applications. Their cutting-edge technology and commitment to excellence have established Amtek as a trusted partner for clients worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

8 Patents

#507 in Taipei

#1,701 in Taiwan

Taipei, Taiwan

Amtek Semiconductor Co., Ltd.

Forward Citations = 11

7 inventors:

Teng-Hui Lee (8 out of 8 patents)

Chen-Pin Lo (3 out of 4 patents)

Kuo-Yung Yu (3 out of 3 patents)

4. Keng-Yi Wu (2 out of 2 patents)

5. Chan-Chih Liu (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Amtek Semiconductor Co., Ltd.. Retrieved from https://idiyas.com/company/amtek-semiconductor-company

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

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]