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HAL COMPUTER SYSTEMS INC

Overview
  • Total Patents
    80
About

HAL COMPUTER SYSTEMS INC has a total of 80 patent applications. Its first patent ever was published in 1990. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets computer technology, basic communication technologies and digital networks are 3PAR INC, THINKING MACHINES CORP and CHERITON DAVID R.

Patent filings in countries

World map showing HAL COMPUTER SYSTEMS INCs patent filings in countries

Patent filings per year

Chart showing HAL COMPUTER SYSTEMS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Montoye Robert K 12
#2 Shebanow Michael C 12
#3 Shen Gene W 9
#4 Mu Albert 8
#5 Bharadhwaj Rajeev 8
#6 Szeto John 7
#7 Patkar Niteen A 7
#8 Saxena Nirmal 6
#9 Williams Ted 6
#10 Williams Ted E 5

Latest patents

Publication Filing date Title
WO9935581A1 Cache coherence unit with integrated message passing and memory protection for a distributed, shared memory multiprocessor system
WO9642053A1 Method and apparatus for detecting memory addressing errors
WO9642054A1 Method, system and apparatus for efficiently generating binary numbers for testing storage devices
WO9638783A1 Method and apparatus for rotating active instructions in a parallel data processor
WO9638789A2 Programmable instruction trap system and method
EP0730220A2 Method and apparatus for rapid execution of control transfer instructions
WO9627832A1 Parallel access micro-tlb to speed up address translation
US5615161A Clocked sense amplifier with positive source feedback
WO9625705A1 Structure and method for high-performance speculative execution processor providing special features
EP0727736A2 Method and apparatus for efficiently writing results to renamed registers
US5570036A CMOS buffer circuit having power-down feature
US5541528A CMOS buffer circuit having increased speed
US5740414A Method and apparatus for coordinating the use of physical registers in a microprocessor
US5619153A Fast swing-limited pullup circuit
US5652580A Method and apparatus for detecting duplicate entries in a look-up table
US5644742A Processor structure and method for a time-out checkpoint
US5533035A Error detection and correction method and apparatus
US5638312A Method and apparatus for generating a zero bit status flag in a microprocessor
US5632028A Hardware support for fast software emulation of unimplemented instructions
US5680566A Lookaside buffer for inputting multiple address translations in a computer system