Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JF

Junfei Fan — 8 Patents

Cypress Semiconductor: 5 patents #401 of 1,866Top 25%
BCBaoshan Iron & Steel Co.: 3 patents #68 of 423Top 20%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Junfei Fan has been granted 8 US patents while listed as an inventor at Cypress Semiconductor. The first was granted in 2000 and the most recent in June 2025. Junfei Fan ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Junfei Fan in Shanghai, MS, CN.

Patents per Year

Patents granted per year, 2000 to 2025Bar chart with a peak of 2 patents in 2002.peak 22000: 1 patents20002002: 2 patents20022003: 1 patents20032004: 1 patents20042018: 1 patents20182024: 1 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12319998 Vacuum coating device Sanbing Ren, Shanqing Li, Chunwei Zhang, Xiaoli Jin 2025-06-03
12157940 Vacuum coating device Sanbing Ren, Shanqing Li, Fei Xiong, Yiru Wang 2024-12-03
9873150 Method and device for continuous thin strip casting Sanbing Ren, Yuan Fang, Yan Yu 2018-01-23
6813741 Address counter test mode for memory device George M. Ansel, David Lindley, Jeffrey W. Gossett, Andrew L. Hawkins, Michael Carlson 2004-11-02 $6,613,000
6532524 Port prioritization scheme Jeffery Scott Hunt 2003-03-11 $3,406,000
6473357 Bitline/dataline short scheme to improve fall-through timing in a multi-port memory Jeffery Scott Hunt, Daniel Eric Cress 2002-10-29 $5,142,000
6442657 Flag generation scheme for FIFOs Daniel Eric Cress 2002-08-27 $4,125,000
6078637 Address counter test mode for memory device George M. Ansel, David Lindley, Jeffrey W. Gossett, Andrew L. Hawkins, Michael Carlson 2000-06-20 $97,612,000