Inventor · Gibsonia, PA, US

Tim Rausch

85Patents
16h-index
103Co-inventors
87Inventor score

Filing activity: May 11, 2000 → Mar 29, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US6795630B2 Apparatus and method for producing a small spot of optical energy Physics 117 Expired
US6999384B2 Device with waveguide defined by dielectric in aperture of cross-track portion of electrical conductor for writing data to a recording medium Physics 53 Expired
US9607631B2 Enhanced capacity recording Physics 43 Active
US7266268B2 Diffraction grating Physics 41 Expired
US8804272B1 Clearance sensor and circuitry using adjustable channel parameters Physics 34 Active
US9916849B1 Method and apparatus for detecting and remediating in response to insufficient or excessive HAMR optical power Physics 32 Active
US9324362B1 Post-write scan operations for interlaced magnetic recording Physics 32 Active
US7171080B2 Coupling grating for focusing light within a waveguide for heat assisted magnetic recording Physics 31 Expired
US9153272B1 Characterizing laser output in a HAMR device Physics 30 Active
US9418688B1 System and method for detecting shifting of reader-writer offset in a heat-assisted magnetic recording head Physics 30 Active
US9019646B2 Heat assisted magnetic recording device with pre-heated write element Physics 30 Active
US9564157B1 System and method for detecting reader-writer offset in a heat-assisted magnetic recording head Physics 24 Active
US7155732B2 Heat assisted magnetic recording head and method Physics 23 Expired
US7480214B2 Efficient waveguide coupler for data recording transducer Physics 19 Expired
US8339905B2 Alignment features for heat assisted magnetic recording transducers Physics 17 Active
US6594430B1 Solid immersion lenses for focusing collimated light in the near-field region Physics 16 Expired
US7839497B1 Phase compensator for coupling an electromagnetic wave into an optical condenser Physics 15 Active
US8477571B1 Heat assisted magnetic recording using surface-emitting distributed feedback laser Physics 14 Active
US7483229B2 Optical coupling to data recording transducer Physics 14 Expired
US9536550B1 Health check for read/write head Physics 13 Active
US9583135B1 Laser mode hopping detection method and apparatus for a heat-assisted magnetic recording device Physics 13 Active
US7796487B2 Optical system for data storage devices Physics 13 Active
US8149652B2 Compensating the effects of static head-media spacing variations and nonlinear transition shift in heat assisted magnetic recording Physics 12 Active
US9218849B1 Data loss mitigation in a heat assisted magnetic recording data storage device Physics 12 Active
US9653121B1 Heat-assisted magnetic recording device capable of detecting head malfunction based on different currents of sensors Physics 10 Active

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