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USPTO Patent Rankings Data through Dec 31, 2025
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Ci Zhang — 1 Patent

CCCalb Co.: 1 patents #34 of 70Top 50%
CCCalb Technology Co.: 1 patents #13 of 39Top 35%
Changzhou City, CN: #316 of 606 inventorsTop 55%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Ci Zhang has been granted 1 US patent while listed as an inventor at Calb Co.. All of these patents were granted in 2023. Ci Zhang ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Ci Zhang in Changzhou City, CN.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11831029 Battery and battery manufacturing method Binwei Qi, Yongjie Zhang 2023-11-28

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Kira Astakhova1
Amir EISEN1