Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Pin-Han Chen — 4 Patents

UNUnknown: 4 patents #4,220 of 83,584Top 6%
Tainan, TW: #1,355 of 4,566 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Pin-Han Chen has been granted 4 US patents while listed as an inventor at Unknown. The first was granted in 2023 and the most recent in July 2025. Pin-Han Chen ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Pin-Han Chen in Tainan, TW.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12349809 Foldable chair Te-Lung Chen, Pin-Yi Chen 2025-07-08
11793306 Foldable table Te-Lung Chen, Pin-Yi Chen 2023-10-24
11659930 Foldable chair Te-Lung Chen, Pin-Yi Chen 2023-05-30
11659931 Foldable chair Te-Lung Chen, Pin-Yi Chen 2023-05-30