Evan Chang — 2 Patents at Amazon

Evan Chang — 2 Patents

Amazon: 1 patents #10,717 of 19,158Top 60%

FCForcecon Technology Co.: 1 patents #6 of 9Top 70%

Millbrae, CA: #216 of 414 inventorsTop 55%

California: #187,151 of 386,348 inventorsTop 50%

Overall (All Time): #1,709,992 of 4,157,543Top 45%

Evan Chang has been granted 2 US patents while listed as an inventor at Amazon. The first was granted in 2014 and the most recent in February 2025. Evan Chang ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Evan Chang in Millbrae, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
12217749	Device targeting for content	Ratika Anand, Zhen Hua, Trisha Hajela, Tom Vasella	2025-02-04
8690552	Compact and strengthened rotor assembly of a radiator fan	Liang-Sheng Chang, Tien-Chin Wu, Sheng LEI	2014-04-08

Evan Chang — 2 Patents

Issued Patents All Time

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