PK

Peter VanderSalm Koeppe

IBM: 21 patents #5,175 of 70,183Top 8%
Eastman Kodak: 4 patents #2,416 of 8,114Top 30%
Overall (All Time): #163,825 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9911440 Differing magnetic read sensors on a magnetic head Robert G. Biskeborn, Calvin S. Lo 2018-03-06
9449622 Differing magnetic read sensors on a magnetic head Robert G. Biskeborn, Calvin S. Lo 2016-09-20
9263072 Multi-channel tape head having asymmetric channel arrays 2016-02-16
8995095 Multi-channel tape head having asymmetric channel arrays 2015-03-31
8725943 Method and system for secure data storage Jason Liang 2014-05-13
8587905 Multi-channel tape head having asymmetric channel arrays 2013-11-19
8416537 Recording head with tilted orientation David Berman, Robert G. Biskeborn, Michel Despont, Philipp Herget, Wayne Isami Imaino +2 more 2013-04-09
8386706 Method and system for secure data storage Jason Liang 2013-02-26
8270108 Method to minimize the effects of tape skew and tape dimensional stability David H. F. Harper, Robert A. Hutchins, Johnny L. Teale 2012-09-18
8233246 Multi-channel tape head having asymmetric channel arrays 2012-07-31
8051551 Method for fabricating a magnetic head having selectively defined reader gap thicknesses 2011-11-08
8004799 Magnetic reader with piggybacked fence Robert G. Biskeborn, Icko E. T. Iben, Jason Liang 2011-08-23
7760465 Magnetic head having selectively defined reader gap thicknesses 2010-07-20
7746588 Tape-based data storage system capable of reading and/or writing multiple error correctable sets of data Johnny L. Teale 2010-06-29
7724465 Tape heads for use with multiple tape formats 2010-05-25
7570450 Tape heads for use with multiple tape formats 2009-08-04
7548397 Magnetic reader with piggybacked fence Robert G. Biskeborn, Icko E. T. Iben, Jason Liang 2009-06-16
7400474 Conductive pairing for piggyback magnetic head Robert G. Biskeborn 2008-07-15
7116519 Patterning of integrated closure for implementing pads connected to lapping elements Jason Liang 2006-10-03
6922317 Magnetic flux closure layer for laminated magnetic shields of magnetic heads Leif Stefan Kirschenbaum 2005-07-26
6344952 Serpentine resistive shunt for MR heads having conductive shields Robert G. Biskeborn, Tsung-Yuan Chen, Michael J. Doscher, James Jarratt 2002-02-05
5678086 Patterned multi-track thin film heads for image area record/reproduce on magnetics-on-film Kent Gandola, Wlodzimierz S. Czarnecki 1997-10-14
5644228 Permanent magnet assembly with MR and DC compensating bias Frederick J. Jeffers, Neil Smith, Jay D. Freeman, Kent Gandola 1997-07-01
5552589 Permanent magnet assembly with MR element for detection/authentication of magnetic documents Neil Smith, Frederick J. Jeffers, Kent Gandola 1996-09-03
5532584 MR sensor including calibration circuit wherein signals are averaged for determining a correction factor and pole pieces are shaped to reduce field in gap therebetween Frederick J. Jeffers, Neil Smith, Jay D. Freeman, Kent Gandola 1996-07-02