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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Sei-Hyung Ryu — 5 Patents in 2017

CRCree: 5 patents #36 of 226Top 20%
Cary, NC: #48 of 700 inventorsTop 7%
North Carolina: #275 of 5,755 inventorsTop 5%
Overall (2017): #26,010 of 506,227Top 6%
5 Patents 2017

Issued Patents 2017

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9761439 PECVD protective layers for semiconductor devices Zoltan Ring, Daniel Namishia 2017-09-12 $3,227,000
9755018 Bipolar junction transistor structure for reduced current crowding Lin Cheng, Anant Agarwal 2017-09-05 $2,758,000
9673283 Power module for supporting high current densities Jason Henning, Qingchun Zhang, Anant Agarwal, John Williams Palmour, Scott Allen 2017-06-06 $9,572,000
9552997 Silicon carbide switching devices including P-type channels Mrinal K. Das, Qingchun Zhang 2017-01-24 $11,405,000
9548374 High power insulated gate bipolar transistors Qingchun Zhang, Charlotte Jonas, Anant Agarwal 2017-01-17 $5,854,000