Inventor · Miami, FL, US

Patrick J. Lee

25Patents
20h-index
17Co-inventors
78Inventor score

Filing activity: May 8, 1995 → Mar 20, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US6405342B1 Disk drive employing a multiple-input sequence detector responsive to reliability metrics to improve a retry operation Physics 246 Expired
US6208477A Hard disk drive having a built-in self-test for measuring non-linear signal distortion Physics 183 Expired
US6694477B1 Communication channel employing an ECC decoder enhanced by likely error events of a trellis sequence detector Electricity 181 Expired
US6604220B1 Disk drive comprising a multiple-input sequence detector selectively biased by bits of a decoded ECC codedword Electricity 161 Expired
US7539924B1 Disk drive implementing data path protection by encoding large host blocks into sub blocks Physics 152 Active
US6292912A Disk drive having built-in self-test system for characterizing performance of the drive Physics 145 Expired
US8433977B1 Storage device implementing data path protection by encoding large host blocks into sub blocks Physics 138 Active
US8413010B1 Data storage device employing high quality metrics when decoding logical block address appended to a data sector Electricity 138 Active
US8078943B1 Error correction code for correcting shift and additive errors Electricity 136 Active
US6246346A Storage system employing high-rate code with constraint on run length between occurrences of an influential pattern Electricity 136 Expired
US8589773B1 Disk drive margining read channel by biasing log-likelihood ratios of an iterative decoder Physics 131 Active
US5822143A Decision feedback equalization implementation of partial-response signaling in a magnetic recording channel Physics 89 Expired
US5691994A Disk drive with fast error correction validation Physics 87 Expired
US8339919B1 Disk drive margining read channel by biasing log-likelihood ratios of a nonbinary iterative decoder Physics 71 Active
US8671250B2 Data storage device generating redundancy for data path protection of a parity sector Physics 67 Active
US5640286A Disk drive with error code embedded sector identification Physics 61 Expired
US8792196B1 Disk drive estimating noise in a read signal based on an identified response at the input of an equalizer Physics 50 Active
US9153287B1 Data access for shingled magnetic recording media Physics 27 Active
US8553968B1 Using optical character recognition augmented by an error correction code to detect serial numbers written on a wafer Physics 23 Active
US5714925A Motor vehicle operator alerting apparatus Physics 21 Expired
USD652221S1 Bath chair for children General 20 Expired
US7450636B2 Adaptive transmit equalizer Electricity 15 Expired
US9174699B2 Bicycle tow device Performing Operations; Transporting 3 Active
US7832861B1 Reverse progressive lenses Physics 2 Active
US8896949B1 Disk drive employing general noise whitening filter to reduce length of data dependent noise whitening filters Physics 1 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.