Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Chung-Kai Yang — 8 Patents

ExxonMobil: 5 patents #2,147 of 10,161Top 25%
GCGemtek Technology Co.: 2 patents #14 of 72Top 20%
Hsinchu, TW: #2,792 of 13,380 inventorsTop 25%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Chung-Kai Yang has been granted 8 US patents while listed as an inventor at ExxonMobil. The first was granted in 2017 and the most recent in April 2024. Chung-Kai Yang ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Chung-Kai Yang in Hsinchu, TW.

Patents per Year

Patents granted per year, 2017 to 2024Bar chart with a peak of 4 patents in 2017.peak 42017: 4 patents20172019: 2 patents20192020: 1 patents20202024: 1 patents2024

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
11955721 Antenna apparatus, communication apparatus and steering adjustment method thereof Sin-Liang Chen, Hsu-Sheng Wu, Hsiao-Ching Chien 2024-04-09
D879710 Wall charger 2020-03-31
10381747 Multiple polarized antenna Hsiao-Ching Chien, Hsu-Sheng Wu 2019-08-13
10297965 Power supply device and power transformer with replaceable plug head 2019-05-21
9819379 Power bank and protective case thereof Chin-Tien Lin 2017-11-14
9722654 Smart ultra box and protective case with the same Chin-Tien Lin 2017-08-01
9722655 Smart ultra box and protective case with the same Chin-Tien Lin 2017-08-01
9647713 Smart ultra box, protective case and mobile phone protective case with the same Chin-Tien Lin 2017-05-09