P

Inventor

GRIEFF THOMAS W

US16 patents
⚠️ This page may combine multiple inventors who share the name “GRIEFF THOMAS W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

COMPAQ COMPUTER CORP

13 patents
US5848251ADec 8, 1998

Secondary channel for command information for fibre channel system interface bus

COMPAQ COMPUTER CORP129 citations96
US5469548ANov 21, 1995

Disk array controller having internal protocol for sending address/transfer count information during first/second load cycles and transferring data after receiving an acknowldgement

COMPAQ COMPUTER CORP80 citations96
US5717954AFeb 10, 1998

Locked exchange FIFO

COMPAQ COMPUTER CORP67 citations95
US5206943AApr 27, 1993

Disk array controller with parity capabilities

COMPAQ COMPUTER CORP69 citations95
US5150465ASep 22, 1992

Mode-selectable integrated disk drive for computer

COMPAQ COMPUTER CORP115 citations94
US5448709ASep 5, 1995

Disk array controller having command descriptor blocks utilized by bus master and bus slave for respectively performing data transfer operations

COMPAQ COMPUTER CORP54 citations92
US6061752AMay 9, 2000

Technique for hot plugging a peripheral controller card containing PCI and SCSI buses on a single connector into a host system board

COMPAQ COMPUTER CORP43 citations91
US5241630AAug 31, 1993

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

COMPAQ COMPUTER CORP47 citations91
US5115225AMay 19, 1992

Disk drive unit overheating warning system

COMPAQ COMPUTER CORP62 citations91
US6205500B1Mar 20, 2001

System and method for electrically isolating a device from higher voltage devices

COMPAQ COMPUTER CORP13 citations73
US5253355AOct 12, 1993

Apparatus and method for developing wait states during addressing operation by using unused address bits

COMPAQ COMPUTER CORP7 citations73
US6154789ANov 28, 2000

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

COMPAQ COMPUTER CORP8 citations72
US6128686AOct 3, 2000

Hiding peripheral memory transactions on a local bus within a peripheral controller from a host system bus

COMPAQ COMPUTER CORP6 citations61

HEWLETT PACKARD DEVELOPMENT CO

3 patents