Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Djohni Chandra — 5 Patents

STSeagate Technology: 5 patents #1,156 of 4,722Top 25%
Singapore, SG: #1,848 of 13,971 inventorsTop 15%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Djohni Chandra has been granted 5 US patents while listed as an inventor at Seagate Technology. The first was granted in 2004 and the most recent in March 2010. Djohni Chandra ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Djohni Chandra in Singapore, SG.

Patents per Year

Patents granted per year, 2004 to 2010Bar chart with a peak of 2 patents in 2006.peak 22004: 1 patents20042006: 2 patents20062009: 1 patents20092010: 1 patents2010

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7686871 Integrated filter assembly CheeFong Oh, Lihong Zhang 2010-03-30 $16,309,000
7529054 Adaptive recording band expansion methodology Jimmy Pang, UttHeng Kan, KokHoe Chia 2009-05-05 $17,962,000
7130150 Integrated filter system for a data storage device Quock Ng, Yiren Hong, JingShi Goh, Niroot Jierapipantanakul 2006-10-31 $13,081,000
7119978 Condensation compensation in a motion control system Chew WengKhin Victor, David Loh, Gan Kah Liang, Myint Ngwe 2006-10-10 $11,493,000
6822821 Method and apparatus for predicting a head crash in a disc drive Samuel SweeChuan Gan, MuiChong Chai, Terang Thia, Sanh Tran 2004-11-23 $7,333,000