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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Guanzhen Han — 2 Patents

ZTZte: 1 patents #1,461 of 3,593Top 45%
Nanhu, CN: #4,694 of 12,067 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Guanzhen Han has been granted 2 US patents while listed as an inventor at Zte. The first was granted in 2017 and the most recent in October 2025. Guanzhen Han ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Guanzhen Han in Nanhu, CN.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12451043 Method, apparatus, and device for driving display screen to display Tiegang WANG, Xinya Zhang, Haibin Jiang, Xiuning SHANGGUAN 2025-10-21
9584761 Videoconference terminal, secondary-stream data accessing method, and computer storage medium Peng Ding, Tinggan Shi 2017-02-28