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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Dongping Lan — 3 Patents

AUAudiocodes: 2 patents #14 of 45Top 35%
South Plainfield, NJ: #51 of 175 inventorsTop 30%
New Jersey: #23,671 of 69,400 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Dongping Lan has been granted 3 US patents while listed as an inventor at Audiocodes. The first was granted in 1996 and the most recent in January 2011. Dongping Lan ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Dongping Lan in South Plainfield, NJ, US.

Patents per Year

Patents granted per year, 1996 to 2011Bar chart with a peak of 1 patents in 1996.peak 11996: 1 patents19962009: 1 patents20092011: 1 patents2011

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7873035 Method and apparatus for voice-over-IP call recording and analysis Stephen Kouretas, Abhay Dutt, Pin Lo Chen, Donald Howell, Murali Sampath +2 more 2011-01-18 $3,132,000
7548539 Method and apparatus for Voice-over-IP call recording Stephen Kouretas, Abhay Dutt, Pin Lo Chen, Donald Howell, Murali Sampath +2 more 2009-06-16 $803,000
5583790 Computerized liquid flow-valve monitoring and control unit Henry Hofer, James F. Swon 1996-12-10