Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Daniel E. Barnard — 5 Patents

QUQuantum: 2 patents #205 of 703Top 30%
Nec: 2 patents #5,544 of 14,502Top 40%
San Jose, CA: #10,871 of 32,062 inventorsTop 35%
California: #107,996 of 386,348 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Daniel E. Barnard has been granted 5 US patents while listed as an inventor at Nec. The first was granted in 1993 and the most recent in May 1996. Daniel E. Barnard ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Daniel E. Barnard in San Jose, CA, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5517631 Miniature disk drive having embedded sector servo with split data fields and automatic on-the-fly data block sequencing Michael Machado, Clifford M. Gold, Bruce R. Peterson, James H. Do 1996-05-14 $7,835,000
5420730 Servo data recovery circuit for disk drive having digital embedded sector servo Ronald R. Moon 1995-05-30
5339207 Servo system for providing increased recording density and improved operation of the AGC circuitry Ronald R. Moon, Gregg J. Uhlendorf 1994-08-16 $52,000
5291355 Micro miniature hard disk drive Michael R. Hatch, Ronald R. Moon, Klaus-Peter Deyring, James Arthur McDonald, Thomas J. Huber +5 more 1994-03-01 $27,000
5255136 High capacity submicro-winchester fixed disk drive Michael Machado, Ronald R. Moon, Thomas A. Tacklind, William G. Moon, Bruce R. Peterson +2 more 1993-10-19 $5,133,000