Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Yulan Sun — 7 Patents

SSSpatial Digital Systems: 4 patents #6 of 10Top 60%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
Calabasas, CA: #546 of 4,119 inventorsTop 15%
California: #83,669 of 386,348 inventorsTop 25%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Yulan Sun has been granted 7 US patents while listed as an inventor at Spatial Digital Systems. The first was granted in 2014 and the most recent in August 2022. Yulan Sun ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Yulan Sun in Calabasas, CA, US.

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
D961836 Solar light 2022-08-23
D952932 Solar light 2022-05-24
10116316 Receiver with signal processor to adaptively update weights to separate larger and smaller components Donald C. D. Chang, Frank Lu 2018-10-30
9628250 Advanced beam-forming technology with cross-polarization cancellation schemes Donald C. D. Chang, Frank Lu 2017-04-18
9252799 Receiver with orthogonal beam forming technique Donald C. D. Chang, Frank Lu 2016-02-02
8773307 Wide null Forming system with beamforming Donald C. D. Chang, Yuanchang Liu 2014-07-08
8634760 Polarization re-alignment for mobile terminals via electronic process Donald C. D. Chang, Frank Lu 2014-01-21