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USPTO Patent Rankings Data through Dec 31, 2025
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Seong-Ick Ahn — 13 Patents

DEDaewoo Electronics: 13 patents #11 of 680Top 2%
Seoul, KR: #4,559 of 39,741 inventorsTop 15%
Overall (All Time): #362,438 of 4,157,543Top 9%
13 Patents All Time
Seong-Ick Ahn has been granted 13 US patents while listed as an inventor at Daewoo Electronics. The first was granted in 1996 and the most recent in May 1999. Seong-Ick Ahn ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Seong-Ick Ahn in Seoul, KR.

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
5900626 Non-contact type mode sensing device for use in an electric appliance 1999-05-04
5886848 Cassette loading device for use in a video cassette recorder 1999-03-23
5886873 Heat dissipating device for an electronic device package 1999-03-23
5845834 VCR having a capstan brake device 1998-12-08
5775615 VCR having a reel sensor prism device 1998-07-07
5772141 Tape tension controlling/adjusting device for use in a video cassette recorder 1998-06-30
5772142 Tape tension control device for use in a video cassette recorder 1998-06-30
5725171 VCR having a reel brake device 1998-03-10
5724214 Discharging device for head drum 1998-03-03
5716019 VCR having a reel gear brake device 1998-02-10
5500778 Cassette lid pre-opening device 1996-03-19
5499777 Reel disc driving device for a video cassette recorder 1996-03-19
5486966 Head drum ground system for use in a video cassette recorder 1996-01-23