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USPTO Patent Rankings Data through Sept 30, 2025
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John S. Putnam — 7 Patents

STSeagate Technology: 7 patents #826 of 4,626Top 20%
Excelsior, MN: #50 of 237 inventorsTop 25%
Minnesota: #10,397 of 52,454 inventorsTop 20%
Overall (All Time): #757,570 of 4,157,543Top 20%
7 Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
6728057 Frequency extension method and apparatus for fast rise time writers 2004-04-27
6671118 Common mode termination method and apparatus for a write head Gary D. Sorenson 2003-12-30
5982578 Disk drive housing with recess for circuit panel Kent J. Forbord, Brian W. Sudman, Robert J. Nielsen 1999-11-09
5909342 Planar flexible circuit package for coupling transducers with carriage mounted circuitry Kent J. Forbord, Kevin J. Schulz, Kenneth R. Fastner 1999-06-01
5606473 Unitary rigid and flexible circuit package for disk drives Kent J. Forbord, Brian W. Sudman, Robert J. Nielsen 1997-02-25
5095396 Unitary E-block assembly for use in a disk drive Hugh A. Ritchey 1992-03-10
5055969 Servo/data actuator arm flexible circuit 1991-10-08