Inventor · disambiguated record
Peter B. Criswell
Also filed as: CRISWELL PETER B · CRISWELL PETER BRADLEY
16 granted patents·473 citations·filing 1981–2003
94Inventor score
Top patents by PatentIndex Score
16 records- 0186US4595911AProgrammable data reformat systemSPERRY CORP·Filed 1983·Granted Jun 17, 1986·78 cites·25 claims
- 0284US6654875B1Dual microcode RAM address mode instruction execution using operation code RAM storing control words with alternate address indicatorUNISYS CORP·Filed 2000·Granted Nov 25, 2003·43 cites·17 claims
- 0381US5701316AMethod for generating an internet protocol suite checksum in a single macro instructionUNISYS CORP·Filed 1995·Granted Dec 23, 1997·131 cites·21 claims
- 0472US7831807B1System and method for expanding the instruction set of an instruction processorUNISYS CORP·Filed 2002·Granted Nov 9, 2010·18 cites·55 claims
- 0565US5931940ATesting and string instructions for data stored on memory byte boundaries in a word oriented machineUNISYS CORP·Filed 1997·Granted Aug 3, 1999·51 cites·16 claims
- 0660US7451270B1System and method for detecting and correcting errors in a control systemUNISYS CORP·Filed 2003·Granted Nov 11, 2008·7 cites·34 claims
- 0760US4366548AAdder for exponent arithmeticSPERRY CORP·Filed 1981·Granted Dec 28, 1982·25 cites·18 claims
- 0854US4528640AMethod and a means for checking normalizing operations in a computer deviceSPERRY CORP·Filed 1982·Granted Jul 9, 1985·19 cites·13 claims
- 0953US5819072AMethod of using a four-state simulator for testing integrated circuit designs having variable timing constraintsUNISYS CORP·Filed 1996·Granted Oct 6, 1998·29 cites·17 claims
- 1053US4924467ASystem for checking duplicate logic using complementary residue codes to achieve high error coverage with a minimum of interface signalsUNISYS CORP·Filed 1988·Granted May 8, 1990·21 cites·3 claims
- 1143US5081629AFault isolation for multiphase clock signals supplied to dual modules which are checked by comparison using residue code generatorsUNISYS CORP·Filed 1991·Granted Jan 14, 1992·22 cites·12 claims
- 1243US4556978AError checked high speed shift matrixSPERRY CORP·Filed 1983·Granted Dec 3, 1985·12 cites·17 claims
- 1341US4943969AIsolation for failures of input signals supplied to dual modules which are checked by comparisonUNISYS CORP·Filed 1988·Granted Jul 24, 1990·11 cites·4 claims
- 1432US5077739AMethod for isolating failures of clear signals in instruction processorsUNISYS CORP·Filed 1989·Granted Dec 31, 1991·4 cites·17 claims
- 1529US5168501AMethod for checking hardware errorsUNISYS CORP·Filed 1990·Granted Dec 1, 1992·0 cites·10 claims
- 1629US4989172AApparatus and method for checking start signalsUNISYS COPORATION·Filed 1990·Granted Jan 29, 1991·2 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →