RL

Richard E. Lagergren

IBM: 12 patents #9,222 of 70,183Top 15%
Overall (All Time): #389,942 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6285524 Structure and enclosure assembly for a disk drive Jeffrey F. Boigenzahn, Darrell E. Bratvold, Dale C. Goeke, Michael S. Good, Dale E. Goodman +4 more 2001-09-04
6145188 Fan and fold head lead termination method using flex cable with edge termination pads William Woodrow Brooks, Jr., Jerome Thomas Coffey, Todd Phillip Fracek, James M. Rigotti, Marvin A. Schlimmer 2000-11-14
5903413 Fan and fold head lead termination structure using flex cable with edge termination pads William Woodrow Brooks, Jr., Jerome Thomas Coffey, Todd Phillip Fracek, James M. Rigotti, Marvin A. Schlimmer 1999-05-11
5872678 Enclosure assembly for a disk with a locational and retention cast docket structure for a connector and flexible cable connected to an electronics card Jeffrey F. Boigenzahn, Darrell E. Bratvold, Dale C. Goeke, Michael S. Good, Dale E. Goodman +4 more 1999-02-16
5872679 Structure and enclosure assembly for a disk drive Jeffrey F. Boigenzahn, Darrell E. Bratvold, Gregory Lyons, Brian L. Rappel, James M. Rigotti +1 more 1999-02-16
5864441 Actuator mounting apparatus for top-down data storage system assembly Jerome Thomas Coffey, Jeffrey F. Boigenzahn 1999-01-26
5646801 Direct access storage device with improved reliability flex cable mounting Jeffrey F. Boigenzahn, Randy J. Bornhorst, Dale E. Goodman 1997-07-08
5636090 Tilt limiting inertial actuator latch for a data storage system Jeffrey F. Boigenzahn, Douglas W. Johnson, James M. Rigotti 1997-06-03
5563749 Direct access storage device with opposing actuator and spindle flanges to reduce disk-to-disk spacing Bryan W. Bicknese, Jeffrey F. Boigenzahn, Randy J. Bornhorst, Jerome Thomas Coffey, Todd Phillip Fracek +3 more 1996-10-08
5552946 Compliant rail for shock protection of a PCMCIA DASD Bryan W. Bicknese, Jeffrey F. Boigenzahn, Randy J. Bornhorst, Jerome Thomas Coffey, Todd Phillip Fracek +3 more 1996-09-03
5539595 Structure and enclosure assembly for a disk drive John L. Beck, Jeffrey F. Boigenzahn, Darrell E. Bratvold, Charles A. Brown, Luke A. Cossette +9 more 1996-07-23
5363261 Disk drive actuator latch Eric A. Eckberg, Bruce P. Kruger, Brian E. Schultz, Amy L. Warner 1994-11-08
4229113 Shared document feed station Theodore H. Anderson, Wallace E. Beuch 1980-10-21