DP

Darrell D. Palmer

IBM: 18 patents #6,125 of 70,183Top 9%
WT Western Digital Technologies: 5 patents #645 of 3,180Top 25%
Overall (All Time): #186,165 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7567410 Flexure including a heat sink and a dielectric layer under trace termination pads Yiduo Zhang, Drew B. Lawson, Tzong-Shii Pan, Yih-Jen D. Chen 2009-07-28
7477488 Head suspension with a reinforced limiter tab Yiduo Zhang 2009-01-13
7193819 Method of assembling a disk drive including actuating a shipping comb to bend a suspension vertically to facilitate a merge tool Yih-Jen D. Chen, Drew B. Lawson, Serge Hauert 2007-03-20
7006330 Head stack assembly including a ground conductive pad for grounding a slider to a gimbal Jai N. Subrahmanyam 2006-02-28
6801402 ESD-protected head gimbal assembly for use in a disk drive Jai N. Subrahmanyam, Jack M. Chue 2004-10-05
6539609 Method of forming a head gimbal assembly A. David Erpelding, Oscar J. Ruiz, Surya Pattanaik 2003-04-01
6351348 Minimal stiffness conductors for a head gimbal assembly A. David Erpelding, Oscar J. Ruiz, Surya Pattanaik 2002-02-26
6282064 Head gimbal assembly with integrated electrical conductors A. David Erpelding, Oscar J. Ruiz, Surya Pattanaik 2001-08-28
6278585 Transducer suspension termination system Stephen A. O. Olson, Anthony Vesci 2001-08-21
6243235 Transducer suspension system with limiter Ta-Chang Fu, Tzong-Shii Pan 2001-06-05
6219202 Slider suspension assembly and method for attaching a slider to a suspension in a data-recording disk file including a flexible integrated cable having an aperture therein for permitting electrical contact 2001-04-17
6181527 Transducer suspension system including a frequency dependent shunt John Contreras, Klaas Bevend Klaassen 2001-01-30
5955176 Integrated suspension using a high strength conductive material A. David Erpelding, Surya Pattanaik, Oscar J. Ruiz 1999-09-21
5892637 Multi-piece integrated suspension assembly for a magnetic storage system William Woodrow Brooks, Jr., Wesley L. Hillman, Randall George Simmons, Steven Harry Voss, Wing C. Shum 1999-04-06
5889636 Electrical connection for slider/suspension assembly Satya Prakash Arya, A David Erpelding, Tzong-Shii Pan, Surya Pattanaik, Victor Wing Chun Shum +1 more 1999-03-30
5875071 Planar HGA for Pico/Nano slider A. David Erpelding, Surya Pattanaik, Oscar J. Ruiz 1999-02-23
5872687 Transducer suspension system Satya Prakash Arya, A. David Erpelding, Surya Pattanaik 1999-02-16
5781379 Single beam flexure for a head gimbal assembly A. David Erpelding, Oscar J. Ruiz, Surya Pattanaik 1998-07-14
5768060 Low pofile radially and axially preloaded ball bearing for actuator pivot David W. Albrecht, David Harwood McMurtry, Kirk B. Price, Oscar J. Ruiz 1998-06-16
5739982 Laser treatment of head gimbal assembly components Satya Prakash Arya, Surya Pattanaik, Mathew Kayhan Shafe, Randall George Simmons 1998-04-14
5680274 Integrated suspension for an information storage system having electrostatic discharge protection 1997-10-21
5668684 Electrical interconnect for a head/arm assembly of computer disk drives A. David Erpelding, Surya Pattanaik 1997-09-16
4996623 Laminated suspension for a negative pressure slider in a data recording disk file A. David Erpelding, Richard K. Wilmer 1991-02-26