Thomas W. Grieff — 20 Patents at Compaq Computer

Thomas W. Grieff has been granted 20 US patents while listed as an inventor at Compaq Computer. The first was granted in 1992 and the most recent in January 2010. Thomas W. Grieff ranks #214,803 of 4,157,543 US inventors in our database (top 5.2%). Patent records list Thomas W. Grieff in Houston, TX, US.

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
7644168	SAS expander	Robert C. Elliott	2010-01-05	$12,650,000
7584377	System, machine, and method for maintenance of mirrored datasets through surrogate writes during storage-area networks transients	Greg J. Pellegrino	2009-09-01	$54,868,000
7035952	System having storage subsystems and a link coupling the storage subsystems	Robert C. Elliott, Joseph E. Foster	2006-04-25	$11,316,000
6961813	System and method for providing multi-initiator capability to an ATA drive	James R. Reif, Albert Chang	2005-11-01	$12,111,000
6948036	System and method for providing multi-initiator capability to an ATA drive	James R. Reif, Albert Chang	2005-09-20	$12,406,000
6732298	Nonmaskable interrupt workaround for a single exception interrupt handler processor	Purna C. Murthy, Michael L. Sabotta	2004-05-04	$12,475,000
6725393	System, machine, and method for maintenance of mirrored datasets through surrogate writes during storage-area network transients	Greg J. Pellegrino	2004-04-20	$9,980,000
6205500	System and method for electrically isolating a device from higher voltage devices	Michael L. Sabotta	2001-03-20	$48,693,000
6154789	Peripheral controller comprising first messaging unit for communication with first OS driver and second messaging unit for communication with second OS driver for mass-storage peripheral	Bryan A. Jones, Michael L. Sabotta	2000-11-28	$99,736,000
6128686	Hiding peripheral memory transactions on a local bus within a peripheral controller from a host system bus	Michael L. Sabotta, Bryan A. Jones	2000-10-03	$45,402,000
6061752	Technique for hot plugging a peripheral controller card containing PCI and SCSI buses on a single connector into a host system board	Bryan A. Jones, Michael L. Sabotta	2000-05-09	$46,627,000
5848251	Secondary channel for command information for fibre channel system interface bus	Lawrence W Lomelino, Michael L. Sabotta	1998-12-08	$106,449,000
5717954	Locked exchange FIFO	William C. Galloway, Jeff M. Carlson	1998-02-10	$140,969,000
5469548	Disk array controller having internal protocol for sending address/transfer count information during first/second load cycles and transferring data after receiving an acknowldgement	Ryan A. Callison, Gregory T. Chandler	1995-11-21	$23,677,000
5448709	Disk array controller having command descriptor blocks utilized by bus master and bus slave for respectively performing data transfer operations	Gregory T. Chandler, Ryan A. Callison	1995-09-05	$42,391,000
5253355	Apparatus and method for developing wait states during addressing operation by using unused address bits	—	1993-10-12	$25,580,000
5241630	Device controller with a separate command path between a host and the device and a separate data path including a first in, first out memory between the host and the device	Thomas W. Lattin, Jr., Ryan A. Callison	1993-08-31	$23,432,000
5206943	Disk array controller with parity capabilities	Ryan A. Callison, Kenneth L. Bush	1993-04-27	$39,366,000
5150465	Mode-selectable integrated disk drive for computer	Kenneth L. Bush, Ralph S. Perry, George J. Scholhamer, III	1992-09-22	$16,971,000
5115225	Disk drive unit overheating warning system	Hung D. Dao, Thomas W. Lattin, Jr., Darren Thomas, Stephen M. Schultz, Richard A. Ewert +1 more	1992-05-19	$25,140,000

Thomas W. Grieff — 20 Patents

Issued Patents All Time

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