Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Daniel Pahng — 4 Patents

OEOtis Elevator: 1 patents #966 of 1,840Top 55%
Libertyville, IL: #314 of 868 inventorsTop 40%
Illinois: #21,640 of 84,256 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Daniel Pahng has been granted 4 US patents while listed as an inventor at Otis Elevator. The first was granted in 2000 and the most recent in May 2023. Daniel Pahng ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Daniel Pahng in Libertyville, IL, US.

Patents per Year

Patents granted per year, 2000 to 2023Bar chart with a peak of 1 patents in 2000.peak 12000: 1 patents20002004: 1 patents20042016: 1 patents20162023: 1 patents2023

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11649138 Elevator system monitoring and control based on hoistway wind speed YiSug Kwon 2023-05-16
9227306 Ratcheting torque wrench head 2016-01-05
6771185 Parking guidance and management system Chul Jin Yoo, Sang Gook Kim 2004-08-03
6107942 Parking guidance and management system Chul Jin Yoo, Sang Gook Kim 2000-08-22