Chi-Chung Yu — 4 Patents at Powertech Technology

Chi-Chung Yu has been granted 4 US patents while listed as an inventor at Powertech Technology. The first was granted in 2009 and the most recent in September 2025. Chi-Chung Yu ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Chi-Chung Yu in Conroe, TX, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12423964	Intelligent system for determining hemp by headspace chemical analysis	—	2025-09-23
11158659	Semiconductor device structure with anti-acid layer and method for forming the same	Yin-Shuo Chu, Li-Yen Fang, Tain-Shang Chang, Yao-Hsiang Liang, Min-Chih Tsai	2021-10-26	$14,401,000
9627228	Method for manufacturing a chip package having a coating layer	Shih-Chun Chen, Sheng-I Huang, Ying Chen, Ta-Hao Chang, I-Fong Antonio Wu	2017-04-18
7605462	Universal substrate for a semiconductor device having selectively activated fuses	Hung-Hsin Hsu	2009-10-20

Chi-Chung Yu — 4 Patents

Issued Patents All Time

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