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USPTO Patent Rankings Data through Sept 30, 2025
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Belkacem Derras — 12 Patents

STSeagate Technology: 12 patents #462 of 4,626Top 10%
Longmont, CO: #268 of 2,039 inventorsTop 15%
Colorado: #3,773 of 40,980 inventorsTop 10%
Overall (All Time): #416,557 of 4,157,543Top 15%
12 Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
10148470 Adaptive MIMO channel equalization and detection Raman Venkataramani, William M. Radich 2018-12-04
10069653 Blind partial response equalization 2018-09-04
9985775 Self-adapting phase-locked loop filter for use in a read channel of a heat assisted magnetic recording drive Ara Patapoutian, William M. Radich, Michael J. Link, Bruce Douglas Buch 2018-05-29
9973354 Partial zero forcing equalization William M. Radich, Raman Venkataramani, Rishi Ahuja 2018-05-15
9947362 Asynchronous interference cancellation Raman Venkataramani, William M. Radich 2018-04-17
9654145 Interleaving code-words Deepak Sridhara, Richard Jay Parshall 2017-05-16
9613652 Phase error recovery circuitry and method for a magnetic recording device Michael J. Link, Bruce Douglas Buch 2017-04-04
9590803 Timing error processor that uses the derivative of an interpolator function Raman Venkataramani, William M. Radich 2017-03-07
9525576 Self-adapting phase-locked loop filter for use in a read channel Ara Patapoutian, William M. Radich, Michael J. Link, Bruce Douglas Buch 2016-12-20
9407472 Fast transversal multi-input system William M. Radich, Rishi Ahuja 2016-08-02
9093115 Track interference cancellation Kendall H. Fung, David H. Dahlem, Jr., Raman Chatapuram Vankataramani, William M. Radich 2015-07-28
8296638 Viterbi detector that associates multiple data dependent noise prediction filters with each possible bit pattern 2012-10-23