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Ru-Ling Cheng — 1 Patent

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Hengshan, TW: #1,017 of 1,564 inventorsTop 70%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Ru-Ling Cheng has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 2019. Ru-Ling Cheng ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Ru-Ling Cheng in Hengshan, TW.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10478712 Disposable sealing piece having game unit John Lin 2019-11-19

Frequent Collaborators

John Lin1 shared

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Amir EISEN1